Merge branch 'release/EasySIMBL-1.5' into develop
adapting Mavericks codesign behavior

Change bundle structure, place EasySIMBL from `Contents/Library/LoginItems/Agent.app/Contents/Resources/` to `Contents/Library/LoginItems/Agent.app/Contents/Plugins/`.
Add codesign option to SIMBL Agent.app and EasySIMBL.osax.
Fix #7 `SIMBL Agent.app` stop responding when inject plugin with `BundlerIdentifier = "*"` into non-sandboxed app on OS X 10.9.
SIMBL-0.10.7
EasySIMBL-1.5.1
Update document
Merge branch 'release/EasySIMBL-1.5.1'