[haxe mode] Add comment styles
Add Bitcoin donation option
Add insertSoftTab command

Issue #988
[django mode] Add

Added django.js which implements the following modes

  - django (text/x-django)
  - django:inner
[haxe mode] Fix indentation for types
[vim] Implement indented paste

- Adjusting indent of pasted block to current line
- Handle multi-line case, subsequent lines have their indent adjusted by their offset
to the first line.
- Add two tests for ]p to demonstrate this.
- Add [p to indent paste above
[vim] Indented paste respects indentWithTabs and tabSize
Merge branch 'master' of https://github.com/marijnh/CodeMirror