Added a new theme called smiley, it supports git, python virtual env and last command exit state display.

modules/prompt/functions/prompt_smiley_setup

@@ -0,0 +1,57 @@
+#
+# A simple theme that displays:
+#       python virtual env
+#       git branch
+#       git state
+#       last command exit state (smiley/X)
+#
+# Authors:
+#   Nadav Shatz <nadavshatz@gmail.com>
+#
+# Screenshots:
+# http://i.imgur.com/ijycV6n.png
+#
+
+# Load dependencies.
+pmodload 'helper'
+
+function prompt_smiley_precmd {
+  unsetopt XTRACE KSH_ARRAYS
+
+  # Get Git repository information.
+  if (( $+functions[git-info] )); then
+    git-info
+  fi
+
+  if (( $+functions[python-info] )); then
+    python-info
+  fi
+}
+
+function prompt_smiley_setup {
+  unsetopt XTRACE KSH_ARRAYS
+  prompt_opts=(percent subst)
+
+  # Add hook for calling git-info before each command.
+  add-zsh-hook precmd prompt_smiley_precmd
+
+  # Set editor-info parameters.
+  zstyle ':prezto:module:editor:info:completing' format '%B%F{red}...%f%b'
+
+  # Set python-info parameters.
+  zstyle ':prezto:module:python:info:virtualenv' format '%F{yellow}[%v]%f '
+
+  # Set git-info parameters.
+  zstyle ':prezto:module:git:info' verbose 'yes'
+  zstyle ':prezto:module:git:info:branch' format '%F{blue}%b%f'
+  zstyle ':prezto:module:git:info:dirty' format '%%B%F{red} ±%f%%b'
+  zstyle ':prezto:module:git:info:keys' format \
+    'prompt' '(%b%D)'
+
+  # Define prompts.
+  PROMPT='$python_info[virtualenv]${git_info[prompt]} %B%c%b %(?:%F{green}ツ%f:%F{red}✖%f) '
+  RPROMPT='${editor_info[overwrite]}${VIM:+" %B%F{green}V%f%b"}'
+  SPROMPT='zsh: correct %F{red}%R%f to %F{green}%r%f [nyae]? '
+}
+
+prompt_smiley_setup "$@"