Merge pull request #234 from khawkins/unstable20

Merging unstable into unstable20
Update to the latest 'fmdb' on master
First Stab at Conversion to ARC Project
More ARC Updates and Updating Binaries
Fresh binaries
Compile FMDB with ARC
Make test targets ARC enabled too
ARC Updates for Test Classes
Last round of changes and new binaries
Conversion of Hybrid SDK into ARC Project
Minor refactoring
Fresh binaries
Some more fixes
Merge pull request #235 from bhariharan/arc_updates

Convert SalesforceSDK into an ARC Project
Update Sample Apps to ARC Projects
Migrate SalesforceOAuth library and tests to ARC
Remove extra comments
Merge pull request #237 from bhariharan/arc_updates

Update Sample Apps to ARC Projects
Fixing InAppBrowser for hybrid SDK
Merge pull request #238 from khawkins/fix_inappbrowser

Fixing InAppBrowser for hybrid SDK