zsh has to shorten branch name and make command line usage

zsh_hack

commit f143e8dd0ffd018b59476dd885a9d922b6ca4dd6
Author: David Henry <dw_henry@yahoo.com.au>
Date:   Tue Apr 22 18:30:47 2014 +0100

    Hack on the command line for zsh

diff --git a/lib/history.zsh b/lib/history.zsh
index 6559451..04db917 100644
--- a/lib/history.zsh
+++ b/lib/history.zsh
@@ -12,4 +12,4 @@ setopt hist_ignore_dups # ignore duplication command history list
 setopt hist_ignore_space
 setopt hist_verify
 setopt inc_append_history
-setopt share_history # share command history data
+#setopt share_history # share command history data
diff --git a/plugins/osx/osx.plugin.zsh b/plugins/osx/osx.plugin.zsh
index 608ec37..efcab41 100644
--- a/plugins/osx/osx.plugin.zsh
+++ b/plugins/osx/osx.plugin.zsh
@@ -34,7 +34,7 @@ EOF
           launch session "Default Session"
           set current_session to current session
           tell current_session
-            write text "${command}"
+            write text "cd dev"
           end tell
         end tell
       end tell
diff --git a/themes/crunch.zsh-theme b/themes/crunch.zsh-theme
index 2fc0663..7abfbc1 100644
--- a/themes/crunch.zsh-theme
+++ b/themes/crunch.zsh-theme
@@ -13,6 +13,17 @@
 # Colors are at the top so you can mess with those separately if you like.
 # For the most part I stuck with Dallas's.
 
+# hack to get a sub part of the branch in the prompt
+# DH: 2014-04-08
+my_git_prompt_info () {
+if [[ "$(git config --get oh-my-zsh.hide-status)" != "1" ]]
+then
+	ref=$(command git symbolic-ref HEAD 2> /dev/null)  || ref=$(command git rev-parse --short HEAD 2> /dev/null)  || return
+	BRANCH="${ref#refs/heads/}"
+	echo "$ZSH_THEME_GIT_PROMPT_PREFIX${BRANCH:0:20}$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_SUFFIX"
+fi
+}
+
 CRUNCH_BRACKET_COLOR="%{$fg[white]%}"
 CRUNCH_TIME_COLOR="%{$fg[yellow]%}"
 CRUNCH_RVM_COLOR="%{$fg[magenta]%}"
@@ -36,8 +47,8 @@ else
     CRUNCH_RVM_="$CRUNCH_BRACKET_COLOR"["$CRUNCH_RVM_COLOR\${\$(rbenv version | sed -e 's/ (set.*$//' -e 's/^ruby-//')}$CRUNCH_BRACKET_COLOR"]"%{$reset_color%}"
   fi
 fi
-CRUNCH_DIR_="$CRUNCH_DIR_COLOR%~\$(git_prompt_info) "
+CRUNCH_DIR_="$CRUNCH_DIR_COLOR%~\$(my_git_prompt_info) "
 CRUNCH_PROMPT="$CRUNCH_BRACKET_COLOR➭ "
 
 # Put it all together!
-PROMPT="$CRUNCH_TIME_$CRUNCH_RVM_$CRUNCH_DIR_$CRUNCH_PROMPT%{$reset_color%}"
+PROMPT="$CRUNCH_TIME_$CRUNCH_RVM_$CRUNCH_DIR_$CRUNCH_PROMPT"