Removed size-assuming NSUInteger parsing tests
Updating Travis for iOS 8.0 support

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Merge branch 'master' of https://github.com/WhisperSystems/Signal-iOS into partial_uint_parse_fix
Found a method to parse NSUInteger exactly and precisely //FREEBIE
Merge pull request #161 from Strilanc/partial_uint_parse_fix

Fixed NSUInteger parsing tests failing
Closes #174
Fixing iOS 7 push notification issue

#176 will complement this
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Updating localizations

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