New interfaces. The beginning of #105 fix
#105 #108 AndroidDriver. AppiumDriver. Implement & improvement.
#105 & #108 IOSDriver. AppiumDriver. InteractsWithApps.
more refactoring. moved tests around, added AppiumDriverTests
#108 #105 Refactor is going on. AppiumDriver is made abstract.
Merge pull request #113 from TikhomirovSergey/interfacesRefactor

#105. Act II. AppiumDriver became abstract.
#100 Fix
Merge pull request #114 from TikhomirovSergey/interfacesRefactor

#110 Fix
moved context tests around, added AppiumDriverTest
reimplemented ScrollTo() and ScrollToExact()
New interfaces. The beginning of #105 fix
#105 #108 AndroidDriver. AppiumDriver. Implement & improvement.
#105 & #108 IOSDriver. AppiumDriver. InteractsWithApps.
more refactoring. moved tests around, added AppiumDriverTests
#108 #105 Refactor is going on. AppiumDriver is made abstract.
#100 Fix
moved context tests around, added AppiumDriverTest
Reimplemented ScrollTo() and ScrollToExact()
v2.0.0
Final improvements before 2.0.
 Change log:
 
 - MobileElement has become abstract. It implements
FindsByAccessibilityId
 
 - AndroidElement and IOSElement have been created. 
 
 - AndroidElement implements FindsByAndroidAutomator.
 
 - IOSElement implements FindsByIosAutomation.
 
 - Both AppiumDriver and MobileElement implement ScrollsTo. Yeah!
MobileElement is scrollable too!
 
 - PageFactory facilities are synchronized with changes above.