diff --git a/plugins/osx/osx.plugin.zsh b/plugins/osx/osx.plugin.zsh
index 390960fd..2cbb9597 100644
--- a/plugins/osx/osx.plugin.zsh
+++ b/plugins/osx/osx.plugin.zsh
@@ -5,29 +5,35 @@
 #       VERSION:  1.1.0
 # ------------------------------------------------------------------------------
 
-function tab() {
-  local command="cd \\\"$PWD\\\"; clear"
-  (( $# > 0 )) && command="${command}; $*"
-
-  the_app=$(
+function _omz_osx_get_frontmost_app() {
+  local the_app=$(
     osascript 2>/dev/null <<EOF
       tell application "System Events"
         name of first item of (every process whose frontmost is true)
       end tell
 EOF
   )
+  echo "$the_app"
+}
 
-  [[ "$the_app" == 'Terminal' ]] && {
-    osascript 2>/dev/null <<EOF
+function tab() {
+  # Must not have trailing semicolon, for iTerm compatibility
+  local command="cd \\\"$PWD\\\"; clear"
+  (( $# > 0 )) && command="${command}; $*"
+
+  local the_app=$(_omz_osx_get_frontmost_app)
+
+  if [[ "$the_app" == 'Terminal' ]]; then
+    # Discarding stdout to quash "tab N of window id XXX" output
+    osascript >/dev/null <<EOF
       tell application "System Events"
         tell process "Terminal" to keystroke "t" using command down
-        tell application "Terminal" to do script "${command}" in front window
       end tell
+      tell application "Terminal" to do script "${command}" in front window
 EOF
-  }
 
-  [[ "$the_app" == 'iTerm' ]] && {
-    osascript 2>/dev/null <<EOF
+  elif [[ "$the_app" == 'iTerm' ]]; then
+    osascript <<EOF
       tell application "iTerm"
         set current_terminal to current terminal
         tell current_terminal
@@ -35,29 +41,27 @@ EOF
           set current_session to current session
           tell current_session
             write text "${command}"
-            keystroke return
           end tell
         end tell
       end tell
 EOF
-  }
+
+  else
+    echo "tab: unsupported terminal app: $the_app"
+    false
+
+  fi
 }
 
 function vsplit_tab() {
-  local command="cd \\\"$PWD\\\""
+  local command="cd \\\"$PWD\\\"; clear"
   (( $# > 0 )) && command="${command}; $*"
 
-  the_app=$(
-    osascript 2>/dev/null <<EOF
-      tell application "System Events"
-        name of first item of (every process whose frontmost is true)
-      end tell
-EOF
-  )
+  local the_app=$(_omz_osx_get_frontmost_app)
 
-  [[ "$the_app" == 'iTerm' ]] && {
-    osascript 2>/dev/null <<EOF
-      tell application "iTerm" to activate
+  if [[ "$the_app" == 'iTerm' ]]; then
+    osascript <<EOF
+      -- tell application "iTerm" to activate
 
       tell application "System Events"
         tell process "iTerm"
@@ -65,26 +69,24 @@ EOF
             click
           end tell
         end tell
-        keystroke "${command}; clear;"
-        keystroke return
+        keystroke "${command} \n"
       end tell
 EOF
-  }
+
+  else
+    echo "$0: unsupported terminal app: $the_app" >&2
+    false
+
+  fi
 }
 
 function split_tab() {
-  local command="cd \\\"$PWD\\\""
+  local command="cd \\\"$PWD\\\"; clear"
   (( $# > 0 )) && command="${command}; $*"
 
-  the_app=$(
-    osascript 2>/dev/null <<EOF
-      tell application "System Events"
-        name of first item of (every process whose frontmost is true)
-      end tell
-EOF
-  )
+  local the_app=$(_omz_osx_get_frontmost_app)
 
-  [[ "$the_app" == 'iTerm' ]] && {
+  if [[ "$the_app" == 'iTerm' ]]; then
     osascript 2>/dev/null <<EOF
       tell application "iTerm" to activate
 
@@ -94,11 +96,15 @@ EOF
             click
           end tell
         end tell
-        keystroke "${command}; clear;"
-        keystroke return
+        keystroke "${command} \n"
       end tell
 EOF
-  }
+
+  else
+    echo "$0: unsupported terminal app: $the_app" >&2
+    false
+
+  fi
 }
 
 function pfd() {
diff --git a/plugins/rails/rails.plugin.zsh b/plugins/rails/rails.plugin.zsh
index 4c250369..39e38849 100644
--- a/plugins/rails/rails.plugin.zsh
+++ b/plugins/rails/rails.plugin.zsh
@@ -54,12 +54,13 @@ alias rdrs='rake db:reset'
 alias rdtc='rake db:test:clone'
 alias rdtp='rake db:test:prepare'
 alias rdmtc='rake db:migrate db:test:clone'
-
 alias rlc='rake log:clear'
 alias rn='rake notes'
 alias rr='rake routes'
+alias rrg='rake routes | grep'
 alias rt='rake test'
 
+
 # legacy stuff
 alias sstat='thin --stats "/thin/stats" start'
 alias sg='ruby script/generate'
diff --git a/plugins/scw/README.md b/plugins/scw/README.md
new file mode 100644
index 00000000..d2312c2e
--- /dev/null
+++ b/plugins/scw/README.md
@@ -0,0 +1,7 @@
+## Scaleway CLI autocomplete plugin
+
+[scw](https://github.com/scaleway/scaleway-cli): Manage Bare Metal servers from Command Line (as easily as with Docker)
+
+- Adds autocomplete options for all `scw` commands.
+
+Maintainer : Manfred Touron ([@moul](https://github.com/moul))
diff --git a/plugins/scw/_scw b/plugins/scw/_scw
new file mode 100644
index 00000000..f9fdf916
--- /dev/null
+++ b/plugins/scw/_scw
@@ -0,0 +1,333 @@
+#compdef scw
+#
+# zsh completion for scw (http://scaleway.com)
+#
+# Inspired by https://github.com/felixr/docker-zsh-completion
+
+__scw_get_servers() {
+    local expl
+    declare -a servers
+    servers=(${(f)"$(_call_program commands scw _completion servers-names)"})
+    _describe -t servers "servers" servers
+}
+
+__scw_stoppedservers() {
+    __scw_get_servers
+}
+
+__scw_runningservers() {
+    __scw_get_servers
+}
+
+__scw_servers () {
+    __scw_get_servers
+}
+
+__scw_images () {
+    local expl
+    declare -a images
+    images=(${(f)"$(_call_program commands scw _completion images-names)"})
+    _describe -t images "images" images
+}
+
+__scw_images_and_snapshots () {
+    __scw_images
+    __scw_snapshots
+}
+
+__scw_snapshots () {
+    local expl
+    declare -a snapshots
+    snapshots=(${(f)"$(_call_program commands scw _completion --prefix snapshots-names)"})
+    _describe -t snapshots "snapshots" snapshots
+}
+
+__scw_bootscripts () {
+    local expl
+    declare -a bootscripts
+    bootscripts=(${(f)"$(_call_program commands scw _completion bootscripts-names)"})
+    _describe -t bootscripts "bootscripts" bootscripts
+}
+
+__scw_tags() {
+    __scw_images
+}
+
+__scw_repositories_with_tags() {
+    __scw_images
+}
+
+__scw_search() {
+    # declare -a scwsearch
+    local cache_policy
+    zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
+    if [[ -z "$cache_policy" ]]; then
+        zstyle ":completion:${curcontext}:" cache-policy __scw_caching_policy
+    fi
+
+    local searchterm cachename
+    searchterm="${words[$CURRENT]%/}"
+    cachename=_scw-search-$searchterm
+
+    local expl
+    local -a result
+    if ( [[ ${(P)+cachename} -eq 0 ]] || _cache_invalid ${cachename#_} ) \
+        && ! _retrieve_cache ${cachename#_}; then
+        _message "Searching for ${searchterm}..."
+        result=(${${${(f)"$(_call_program commands scw search ${searchterm})"}%% *}[2,-1]})
+        _store_cache ${cachename#_} result
+    fi
+    _wanted scwsearch expl 'available images' compadd -a result
+}
+
+__scw_caching_policy()
+{
+  oldp=( "$1"(Nmh+1) )     # 1 hour
+  (( $#oldp ))
+}
+
+
+__scw_repositories () {
+    __scw_images
+}
+
+__scw_commands () {
+    # local -a  _scw_subcommands
+    local cache_policy
+
+    zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
+    if [[ -z "$cache_policy" ]]; then
+        zstyle ":completion:${curcontext}:" cache-policy __scw_caching_policy
+    fi
+
+    if ( [[ ${+_scw_subcommands} -eq 0 ]] || _cache_invalid scw_subcommands) \
+        && ! _retrieve_cache scw_subcommands;
+    then
+        local -a lines
+        lines=(${(f)"$(_call_program commands scw 2>&1)"})
+        _scw_subcommands=(${${${lines[$((${lines[(i)Commands:]} + 1)),${lines[(I)    *]}]}## #}/ ##/:})
+        _scw_subcommands=($_scw_subcommands 'help:Show help for a command')
+        _store_cache scw_subcommands _scw_subcommands
+    fi
+    _describe -t scw-commands "scw command" _scw_subcommands
+}
+
+__scw_subcommand () {
+    local -a _command_args
+    case "$words[1]" in
+        (attach)
+            _arguments \
+                '--no-stdin[Do not attach stdin]' \
+                ':servers:__scw_runningservers'
+            ;;
+        (commit)
+            _arguments \
+                {-v,--volume=0}'[Volume slot]:volume: ' \
+                ':server:__scw_servers' \
+                ':repository:__scw_repositories_with_tags'
+            ;;
+        (cp)
+            _arguments \
+                ':server:->server' \
+                ':hostpath:_files'
+            case $state in
+                (server)
+                    if compset -P '*:'; then
+                        _files
+                    else
+                        __scw_servers -qS ":"
+                    fi
+                    ;;
+            esac
+            ;;
+        (exec)
+            local state ret
+            _arguments \
+                {-T,--timeout=0}'[Set timeout values to seconds]' \
+                {-w,--wait}'[Wait for SSH to be ready]' \
+                ':servers:__scw_runningservers' \
+                '*::command:->anycommand' && ret=0
+
+            case $state in
+                (anycommand)
+                    shift 1 words
+                    (( CURRENT-- ))
+                    _normal
+                    ;;
+            esac
+
+            return ret
+            ;;
+        (history)
+            _arguments \
+                '--no-trunc[Do not truncate output]' \
+                {-q,--quiet}'[Only show numeric IDs]' \
+                '*:images:__scw_images'
+            ;;
+        (images)
+            _arguments \
+                {-a,--all}'[Show all images]' \
+                '--no-trunc[Do not truncate output]' \
+                {-q,--quiet}'[Only show numeric IDs]' \
+                ':repository:__scw_repositories'
+            ;;
+        (info)
+            ;;
+        (inspect)
+            _arguments \
+                {-f,--format=-}'[Format the output using the given go template]:template: ' \
+                '*:servers:__scw_servers'
+            ;;
+        (kill)
+            _arguments \
+                '*:servers:__scw_runningservers'
+            ;;
+        (login)
+            _arguments \
+                {-o,--organization=-}'[Organization]:organization: ' \
+                {-t,--token=-}'[Token]:token: ' \
+                ':server: '
+            ;;
+        (logout)
+            _arguments \
+                ':server: '
+            ;;
+        (logs)
+            _arguments \
+                '*:servers:__scw_servers'
+            ;;
+        (port)
+            _arguments \
+                '1:servers:__scw_runningservers' \
+                '2:port:_ports'
+            ;;
+        (start)
+            _arguments \
+                {-T,--timeout=0}'[Set timeout values to seconds]' \
+                {-w,--wait}'[Wait for SSH to be ready]' \
+                '*:servers:__scw_stoppedservers'
+            ;;
+        (rm)
+            _arguments \
+                '*:servers:__scw_stoppedservers'
+            ;;
+        (rmi)
+            _arguments \
+                '*:images:__scw_images'
+            ;;
+        (restart)
+            _arguments \
+                '*:servers:__scw_runningservers'
+            ;;
+        (stop)
+            _arguments \
+                {-t,--terminate}'[Stop and trash a server with its volumes]' \
+                {-w,--wait}'[Synchronous stop. Wait for server to be stopped]' \
+                '*:servers:__scw_runningservers'
+            ;;
+        (top)
+            _arguments \
+                '1:servers:__scw_runningservers' \
+                '(-)*:: :->ps-arguments'
+            case $state in
+                (ps-arguments)
+                    _ps
+                    ;;
+            esac
+            ;;
+        (ps)
+            _arguments \
+                {-a,--all}'[Show all servers. Only running servers are shown by default]' \
+                {-l,--latest}'[Show only the latest created server]' \
+                '-n[Show n last created servers, include non-running one]:n:(1 5 10 25 50)' \
+                '--no-trunc[Do not truncate output]' \
+                {-q,--quiet}'[Only show numeric IDs]'
+            ;;
+        (tag)
+            _arguments \
+                {-f,--force}'[force]'\
+                ':image:__scw_images'\
+                ':repository:__scw_repositories_with_tags'
+            ;;
+        (create|run)
+            _arguments \
+                {-a,--attach}'[Attach to stdin, stdout or stderr]' \
+                '*'{-e,--environment=-}'[Set environment variables]:environment variable: ' \
+                '--name=-[Server name]:name: ' \
+                '--bootscript=-[Assign a bootscript]:bootscript:__scw_bootscripts ' \
+                '*-v[Bind mount a volume]:volume: '\
+                '(-):images:__scw_images_and_snapshots' \
+                '(-):command: _command_names -e' \
+                '*::arguments: _normal'
+
+            case $state in
+                (link)
+                    if compset -P '*:'; then
+                        _wanted alias expl 'Alias' compadd -E ""
+                    else
+                        __scw_runningservers -qS ":"
+                    fi
+                    ;;
+            esac
+            ;;
+        (rename)
+            _arguments \
+                ':old name:__scw_servers' \
+                ':new name: '
+            ;;
+        (search)
+            _arguments \
+                '--no-trunc[Do not truncate output]' \
+                ':term: '
+            ;;
+        (wait)
+            _arguments '*:servers:__scw_runningservers'
+            ;;
+        (help)
+            _arguments ':subcommand:__scw_commands'
+            ;;
+        (*)
+            _message 'Unknown sub command'
+    esac
+
+}
+
+_scw () {
+    # Support for subservices, which allows for `compdef _scw scw-shell=_scw_servers`.
+    # Based on /usr/share/zsh/functions/Completion/Unix/_git without support for `ret`.
+    if [[ $service != scw ]]; then
+        _call_function - _$service
+        return
+    fi
+
+    local curcontext="$curcontext" state line
+    typeset -A opt_args
+
+    _arguments -C \
+      '-H[tcp://host:port to bind/connect to]:socket: ' \
+         '(-): :->command' \
+         '(-)*:: :->option-or-argument'
+
+    if (( CURRENT == 1 )); then
+
+    fi
+    case $state in
+        (command)
+            __scw_commands
+            ;;
+        (option-or-argument)
+            curcontext=${curcontext%:*:*}:scw-$words[1]:
+            __scw_subcommand
+            ;;
+    esac
+}
+
+_scw "$@"
+
+# Local Variables:
+# mode: Shell-Script
+# sh-indentation: 4
+# indent-tabs-mode: nil
+# sh-basic-offset: 4
+# End:
+# vim: ft=zsh sw=4 ts=4 et
diff --git a/themes/gnzh.zsh-theme b/themes/gnzh.zsh-theme
index ab154c1e..04b0450a 100644
--- a/themes/gnzh.zsh-theme
+++ b/themes/gnzh.zsh-theme
@@ -1,53 +1,50 @@
 # ZSH Theme - Preview: http://dl.dropbox.com/u/4109351/pics/gnzh-zsh-theme.png
 # Based on bira theme
 
-# load some modules
-autoload -U zsh/terminfo # Used in the colour alias below
 setopt prompt_subst
 
-# make some aliases for the colours: (could use normal escape sequences too)
-for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE; do
-  eval PR_$color='%{$fg[${(L)color}]%}'
-done
-eval PR_NO_COLOR="%{$terminfo[sgr0]%}"
-eval PR_BOLD="%{$terminfo[bold]%}"
+() {
+
+local PR_USER PR_USER_OP PR_PROMPT PR_HOST
 
 # Check the UID
 if [[ $UID -ne 0 ]]; then # normal user
-  eval PR_USER='${PR_GREEN}%n${PR_NO_COLOR}'
-  eval PR_USER_OP='${PR_GREEN}%#${PR_NO_COLOR}'
-  local PR_PROMPT='$PR_NO_COLOR➤ $PR_NO_COLOR'
+  PR_USER='%F{green}%n%f'
+  PR_USER_OP='%F{green}%#%f'
+  PR_PROMPT='%f➤ %f'
 else # root
-  eval PR_USER='${PR_RED}%n${PR_NO_COLOR}'
-  eval PR_USER_OP='${PR_RED}%#${PR_NO_COLOR}'
-  local PR_PROMPT='$PR_RED➤ $PR_NO_COLOR'
+  PR_USER='%F{red}%n%f'
+  PR_USER_OP='%F{red}%#%f'
+  PR_PROMPT='%F{red}➤ %f'
 fi
 
 # Check if we are on SSH or not
 if [[ -n "$SSH_CLIENT"  ||  -n "$SSH2_CLIENT" ]]; then
-  eval PR_HOST='${PR_YELLOW}%M${PR_NO_COLOR}' #SSH
+  PR_HOST='%F{red}%M%f' # SSH
 else
-  eval PR_HOST='${PR_GREEN}%M${PR_NO_COLOR}' # no SSH
+  PR_HOST='%F{green}%M%f' # no SSH
 fi
 
-local return_code="%(?..%{$PR_RED%}%? ↵%{$PR_NO_COLOR%})"
 
-local user_host='${PR_USER}${PR_CYAN}@${PR_HOST}'
-local current_dir='%{$PR_BOLD$PR_BLUE%}%~%{$PR_NO_COLOR%}'
+local return_code="%(?..%F{red}%? ↵%f)"
+
+local user_host="${PR_USER}%F{cyan}@${PR_HOST}"
+local current_dir="%B%F{blue}%~%f%b"
 local rvm_ruby=''
-if ${HOME}/.rvm/bin/rvm-prompt &> /dev/null; then # detect local user rvm installation
-  rvm_ruby='%{$PR_RED%}‹$(${HOME}/.rvm/bin/rvm-prompt i v g s)›%{$PR_NO_COLOR%}'
-elif which rvm-prompt &> /dev/null; then # detect sysem-wide rvm installation
-  rvm_ruby='%{$PR_RED%}‹$(rvm-prompt i v g s)›%{$PR_NO_COLOR%}'
-elif which rbenv &> /dev/null; then # detect Simple Ruby Version management
-  rvm_ruby='%{$PR_RED%}‹$(rbenv version | sed -e "s/ (set.*$//")›%{$PR_NO_COLOR%}'
+if ${HOME}/.rvm/bin/rvm-prompt &> /dev/null; then # detect user-local rvm installation
+  rvm_ruby='%F{red}‹$(${HOME}/.rvm/bin/rvm-prompt i v g s)›%f'
+elif which rvm-prompt &> /dev/null; then # detect system-wide rvm installation
+  rvm_ruby='%F{red}‹$(rvm-prompt i v g s)›%f'
+elif which rbenv &> /dev/null; then # detect Simple Ruby Version Management
+  rvm_ruby='%F{red}‹$(rbenv version | sed -e "s/ (set.*$//")›%f'
 fi
-local git_branch='$(git_prompt_info)%{$PR_NO_COLOR%}'
+local git_branch='$(git_prompt_info)'
 
-#PROMPT="${user_host} ${current_dir} ${rvm_ruby} ${git_branch}$PR_PROMPT "
 PROMPT="╭─${user_host} ${current_dir} ${rvm_ruby} ${git_branch}
 ╰─$PR_PROMPT "
-RPS1="${return_code}"
+RPROMPT="${return_code}"
 
-ZSH_THEME_GIT_PROMPT_PREFIX="%{$PR_YELLOW%}‹"
-ZSH_THEME_GIT_PROMPT_SUFFIX="› %{$PR_NO_COLOR%}"
+ZSH_THEME_GIT_PROMPT_PREFIX="%F{yellow}‹"
+ZSH_THEME_GIT_PROMPT_SUFFIX="› %f"
+
+}
diff --git a/themes/michelebologna.zsh-theme b/themes/michelebologna.zsh-theme
index fec24387..110e3f20 100644
--- a/themes/michelebologna.zsh-theme
+++ b/themes/michelebologna.zsh-theme
@@ -59,16 +59,17 @@ ZSH_THEME_GIT_PROMPT_PREFIX=""
 ZSH_THEME_GIT_PROMPT_SUFFIX=""
 ZSH_THEME_GIT_PROMPT_DIRTY=""
 ZSH_THEME_GIT_PROMPT_CLEAN=""
-ZSH_THEME_GIT_PROMPT_UNTRACKED="%%"
-ZSH_THEME_GIT_PROMPT_MODIFIED="*"
-ZSH_THEME_GIT_PROMPT_ADDED="+"
-ZSH_THEME_GIT_PROMPT_STASHED="$"
-ZSH_THEME_GIT_PROMPT_EQUAL_REMOTE="="
+ZSH_THEME_GIT_PROMPT_UNTRACKED="$blue%%"
+ZSH_THEME_GIT_PROMPT_MODIFIED="$red*"
+ZSH_THEME_GIT_PROMPT_ADDED="$green+"
+ZSH_THEME_GIT_PROMPT_STASHED="$blue$"
+ZSH_THEME_GIT_PROMPT_EQUAL_REMOTE="$green="
 ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE=">"
 ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE="<"
-ZSH_THEME_GIT_PROMPT_DIVERGED_REMOTE="<>"
+ZSH_THEME_GIT_PROMPT_DIVERGED_REMOTE="$red<>"
 
 PROMPT='$username_output$hostname_output:$current_dir_output%1(j. [$jobs_bg].)'
-PROMPT+='$(__git_ps1)'
+GIT_PROMPT='$(out=$(git_prompt_info)$(git_prompt_status)$(git_remote_status);if [[ -n $out ]]; then printf %s " $white($green$out$white)$reset";fi)'
+PROMPT+="$GIT_PROMPT"
 PROMPT+=" $last_command_output%#$reset "
 RPROMPT=''