Bash powerline mods

Modified version of @riobard’s bash-powerline script.

Mod’s …

• use base colors and newline to de-emphasize prompt
• use powerline branch glyph (unicode code point: U+E0A0)
• use color to reflect branch state

For an overview of how to setup git completion and reflect repo state in your PS1, see this article.

For best results, use with a solarized color scheme, a powerline font, and git-prompt.sh.