Add command to remove brackets
Add remove-brackets command to menu
Change remove-brackets default key
Revert aggressive refactoring and fix selectionIsWrappedByMatchingBrackets
Improve the code a little bit

Also refactor remove-brackets command so we dont have to pass event
around
Merge branch 'bracket-removal' of https://github.com/pcasaretto/bracket-matcher

Conflicts:
	lib/bracket-matcher.coffee
Register remove command on editor view
Remove logging
Subscribe to remove command
Rename command to remove-brackets-from-selection
Use editor ivar
Remove duplicate selection.isEmpty check