NO-JIRA: merging changes from the demo branch.
FLUID-4949: Added icons for text-to-speech and simplify.
Merge branch 'demo' into FLUID-4949
FLUID-4323: Simplifaction removes background and places images inline; clean up TOC styling
FLUID-4949, FLUID-4938: Removed unused font SVG files. Tweaked the text used in the emphasize links and buttons panel.
Merge remote-tracking branch 'jhung/FLUID-4949' into demo

* jhung/FLUID-4949:
  FLUID-4949, FLUID-4938: Removed unused font SVG files. Tweaked the text used in the emphasize links and buttons panel.
  FLUID-4949: Added icons for text-to-speech and simplify.
  FLUID-4949: Added missing line spacing font, text style, and simplify. Changed the text colours.
  FLUID-4949: Added icon fonts. Added font styles to UIOptions.css. Started to add icons to the headers of the UIO panels.
FLUID-4323: Fix some styling issues with the TOC
Merge remote-tracking branch 'heidiv/FLUID-4951' into demo

* heidiv/FLUID-4951:
  FLUID-4951: Cross-browser solution
  NO-JIRA: tweaked height of panels
  FLUID-4951: Added indicator arrow. Themeing issues tho.

Conflicts:
	src/webapp/components/uiOptions/css/FatPanelUIOptionsFrame.css
	src/webapp/components/uiOptions/html/UIOptionsTemplate-layout.html
Merge remote-tracking branch 'acheetham/FLUID-4323-demo' into demo

* acheetham/FLUID-4323-demo:
  FLUID-4323: Fix some styling issues with the TOC
  FLUID-4323: Simplifaction removes background and places images inline; clean up TOC styling
Merge remote-tracking branch 'upstream/demo' into FLUID-4952