* Fixed apps loading.

* Added new app: gitinfo, for retrieving git information.
* Default (and only one for this time) prompt is now using gitinfo
app for showing git status in current directory.

zsh/apps/showcolors.app.zsh

@@ -0,0 +1,4 @@
+function showcolors()
+{
+    log 0 "Here will be a colors-showing app."
+}