Point to Phab in README

* adds info and links to Phab
Fixes Gulp File

* fixes source maps in `gulpfile.js`
List Filter Bar

* adds markup
* adds `.container` helper class
* adds `_list-filter.scss`
Edit Settings

* organizes and renames `$base-font-family`
Search Bar

* adjusts search bar padding
* removes down arrow so tag icon will display
Custom Bitters

* removes Flash Color variables
* renames Flash/Error messages to match app colors
* eidts global form settings