SourceTree should be source-tree, not sourcetree

According to https://github.com/phinze/homebrew-cask/issues/365
Doxygen 1.8.5
Exhaust 0.3
FFmpegX latest
Add bbedit cask for installing BBEdit
Merge pull request #1366 from benspaulding/bbedit

Add bbedit cask for installing BBEdit
CamRanger 1.3.1
Broomstick 0.91
AntiRSI 1.4njr4
GrabBox 0.4.2
IceFloor 1.6.2
WaterRoof 3.8
Anonym 2.3
iCursor latest
Node.js official package

Installs Node.js from the official package as an alternative to the manual building that happens with vanilla homebrew.
Merge pull request #1368 from uipoet/node

Node.js official package
Add easy-vpn cask for installing EasyVPN
Add zip-cleaner cask for installing ZipCleaner
Merge pull request #1369 from benspaulding/easy-vpn

Add easy-vpn cask for installing EasyVPN
Updated Synergy to version 1.4.15.