Misc robustness fixes, bugfixes

Conflicts:
	mailpile/config.py
Fix the OpenPGP: header
Kill debug output
Fix loading of lists (fixes broken autotagger)
Made Tag Editor icon & color into one element, fixed updating of sidebar icons
Deleted select2 on crypto policy in select2
Made JSON result.data.message conditional more fault tolerant
Created them_settings loaded from JSON manifest #691
Tried unsucessfully to get drag & drop collapsible :( #667
Stopped notification dropdown from showing up
Updated setup colors for sidebar tags & default
Updated a boatload of Icons in webfont for Tag icons & such #664
Refactored Sidebar to have colored icons, and label_color hover state, modified sidebar-notification to be bold text with number
Updated theme.json with icons
Updated Pile view LESS template for avatar
Fixed JS result.tags value as per new mailpile().result.tags data structure
Improved upon button styles
Updated sidebar JS label_color stuffs as per #691
Updated tags.js as per theme.json config file #691
Removed .boxy-inner CSS classes and added a #content-wide class