expand the `+` symbol in Cask names

closes #4275. references discussion in #4106.
suppress prompt to move ClamXav.app to app dir

references #4171
Update SourceTree to version 1.9.2
Merge pull request #4310 from vinkla/sourcetree

Update SourceTree to version 1.9.2
Merge pull request #4299 from rolandwalker/expand_plus

expand the `+` symbol in Cask names
Merge pull request #4301 from rolandwalker/clamxav_move_prompt_suppress

suppress prompt to move ClamXav.app to app dir
Update Charles to version 3.9.1
Merge pull request #4311 from vinkla/charles

Update Charles to version 3.9.1
Update OpenOffice to version 4.1
Merge pull request #4313 from vinkla/openoffice

Update OpenOffice to version 4.1
rubymine 6.3.2
Merge pull request #4314 from chulkilee/rubymine-6.3.2

rubymine 6.3.2
Update TeXShop to 3.35
Merge pull request #4315 from federicobond/patch-1

Update TeXShop to 3.35
added araxis merge cask
Merge pull request #4316 from vitorgalvao/keithhamilton-araxis-merge-cask

added araxis merge cask
Angry IP Scanner 3.2.3
sage 6.2
Merge pull request #4318 from iml/patch-1

Sage 6.2
update thunderbird