remove JSON drop-in

it causes bugs and by now everybody should have JSON support in their PHP anyways
Merge pull request #150 from FabianFrank/fixJSON

remove JSON drop-in
- Updated device identifiers for iPhone 5, iPod Touch 5, iPad 3, iPad 4, iPad Mini
Merge pull request #151 from nyanev/develop

- Updated device identifiers for iPhone 5, iPod Touch 5, iPad 3, iPad 4,...
Included Portuguese-BR localization.

Conflicts:
	client/iOS/Hockey.bundle/pt.lproj/Hockey.strings