Add .podspec file
Using FLT_EPSILON to check a float value
Add method [UIColor applicationTintColor]
Add applicationBackgrandColor support
Missing implement of applicationBackgrandColorString
Remove 'Podfile.lock' from .gitignore file
Fix typo...
Fix an issue that cause NSUnknownKeyException when response data is null
'objectForKey:' did not fixed the issue, using @try{}@catch{} to handle it, sorry
Fix issues
Fixed an issue that cached value would not be removed