Fixes #20900 - Combine Template editor and template field

Fixes #20897 - change description for 'default' to help tooltip

Fixes #20678 - Improve provisioning templates history

• Make glyphicons the default text color
• Add "No comment provided" when it is empty
• Change link actions to buttons
• Fix issue with empty tab when skipping
  non audit_templates

Fixes #20673 - Move locked warning on template editing

Moving it to the top above name to be more visible.

fixes #16288 - moves ace editor to webpack.

I've tried to limit changes to minimum, besides fixing lint errors i've:
- moved to brace package (as its compatable with br and webpack).
- added ERB as a syntex highlight.

Fixes #18587, #18588 - Fix 'multipart form data' IE bug

According to this bug [1] multipart form data is malformed if there
are fields without names. It been solved within Edge browser, however
no solution is expected for IE10/IE11

It cause a failure with Rack - EOFError: bad content body, therefore...

Fixes #17808 - fix 'multipart form data' IE bug

According to this bug
(https://connect.microsoft.com/IE/Feedback/Details/868498),
multipart form data is malformed if there are fields without names.
This bug has been solved within Edge browser,
however no solution is expected for IE10/IE11

Fixes #16803 - tolerate templates without documentation

Fixes #16167 - added list of safemode methods

Refs #13279 - Fix template for host in build mode alert

Notice this template was not fixed in the original #13279 -

original: http://i.imgur.com/nnbcOit.png
fixed: http://i.imgur.com/5Tx3p1s.png