Tags: ishkawa/ISRefreshControl

Merge branch 'hotfix/tintColor'

Merge branch 'develop'

Merge branch 'develop'

updated build config for travis.

contain ISMethodSwizzling

version 1.2.0. added features below.

- added storyboard support
- improved animation
- adjusted default tint color
- added drop shadow for ISGumView
- refactoring

- consider contentInsets of super UIScrollView

- hide when inertial scrolling

Merge branch 'develop'

added following features
- tintColor support
- UIAppearance support (tintColor only)

Merge branch 'hotfix/delay-updating-insets'

Merge branch 'hotfix/initWithCoderIssue'

- fixed issue that view of nib was dismissed if refreshControl was set in initWithCode.
- brings refreshControl to front when beginRefreshin/endRefreshing.