Re-lock after removing existing animation in addAnimation:forObject:key
Use time progress to determine basic animation end.
Update pop project to recommended Xcode settings
Fix Info.plist and prefix file references

Fixes OS X tests
Revert unintended change

This partially reverts commit e2467fb7cab3bf47981d76d8bf2e724599cc5ee2.
Some more Xcode 6 GM suggested settings
Fix Travis
Merge pull request #164 from rivera-ernesto/fix_travis

Fix Travis-CI; make brew installation more robust
ensure animation to value is last frame written; fix issue #165
disable SenTestKit deprecation warnings
Merge branch 'master' of github.com:sergiou87/pop into sergiou87-master
Merge branch 'sergiou87-master'
add unit test for timing c1y > 1 timing function; verify issue #91
Merge branch 'dupl-key-unlock' of github.com:karlvr/pop into karlvr-dupl-key-unlock
Merge branch 'karlvr-dupl-key-unlock'
Merge branch 'fix_tests' of github.com:rivera-ernesto/pop into rivera-ernesto-fix_tests
Merge branch 'rivera-ernesto-fix_tests'
Merge branch 'update_project_settings' of github.com:rivera-ernesto/pop into rivera-ernesto-update_project_settings
Merge branch 'rivera-ernesto-update_project_settings'
fix analyzer warning; issue #151