Modify TinyMCE configuration:  Paste from Word, BIG and Normal font &etc

remove undo-redo
remove math
add paste without formatting
add HTML edit
add regular big and huge heading sizes
[#57226316]
https://www.pivotaltracker.com/story/show/57226316
Smartgraphs runtime: Add h1, h2, and em styles to .text-wrap areas.

[#57226316]
https://www.pivotaltracker.com/story/show/57226316