First step of implementing ShowcaseView.ConfigOptions for the ShowcaseViews class
Further implementation of ConfigOptions for ShowcaseViews
Fixed problems with ConfigOptions#fadeInDuration
Fixed shotType for ShowcaseViews
Fixed: Next ShowcaseView isn't shown until the fade out animation of the previous one has finished (in ShowcaseViews class)
Removed unused imports
Fixed typo and removed lines which where used during testing
Merge pull request #84 from nikwen/configMultipleViews

Added ShowcaseView.ConfigOptions for the ShowcaseViews class