Version 4.0

[shyambhat]

• #221 Support for Instagram Platform updates.
• #254 Up to date with modify APIs from Instagram. By @ht22pt
• #218 Update + new functionalities for InstagramKit-Example. By @marcgovi
• [#273] Fix example project. By @ricsantos
• #239 Implemented issue. By @afilipowicz
• #227 Add NS_SWIFT_NOTHROW for disabling error throw handling in swift. By @derek-chim