Added Amuse zsh theme

themes/amuse.zsh-theme

+# vim:ft=zsh ts=2 sw=2 sts=2
+
+rvm_current() {
+  rvm current 2>/dev/null
+}
+
+rbenv_version() {
+  rbenv version 2>/dev/null | awk '{print $1}'
+}
+
+PROMPT='
+%{$fg_bold[green]%}${PWD/#$HOME/~}%{$reset_color%}$(git_prompt_info) ⌚ %{$fg_bold[red]%}%*%{$reset_color%}
+$ '
+
+ZSH_THEME_GIT_PROMPT_PREFIX=" on %{$fg[magenta]%}⭠ "
+ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
+ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[red]%}!"
+ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[green]%}?"
+ZSH_THEME_GIT_PROMPT_CLEAN=""
+
+RPROMPT='%{$fg_bold[red]%}$(rbenv_version)%{$reset_color%}'