New Feature - Render Settings Create / Edit / Save

-- Added Ace embedded editor
-- Added some Ace embedded syntax themes
-- Cleanup layout.html
-- Added Font Awesome icon font
-- Added Functionality to Edit & Save Render Files
-- Added Create Render File Modal
-- Fixed Issue with displaying .DS_Store in List

-- Updated requirements.txt to reflect newer software versions

##### TODO
- [ ]  Added ability to save ace editor settings for (example) Syntax Theme, Tab Length, Active Line Highlight, etc