Merge pull request #63 from maxirosson/dev

Added and fixed adds accross all the app
Merge pull request #64 from maxirosson/dev

Dev
Merge pull request #65 from maxirosson/dev

Dev
Home screen fixes
Analytics tracking improvement
Added proguard config to remove logs on prod
Added tablets support to manifest
Upgraded support library version
Some tablets fixes
About dialog improvements
Styles clean up