xF2 Add-on [TH] Nodes for grid, custom styling, and custom icons 1.1.2

Bugs fixed:

• Text color for subnode drop downs with background image fixed
• Inconsistincies with node last post avatar and node grid fixed
• Background overlay issue fixed
• Fixed an issue where node layout separators would render the word "separator" if node grid was disabled
• Fixed node styling on category view

Bugs fixed:

• JavaScript incompatibilities with IE 11
• Styling fixes