Rename delegate methods
#26
Added license
#28 and other
Some magic
Merge branch 'master' of github.com:VKCOM/vk-ios-sdk

Merge with server
New version 1.0.6.2
Update bug fix for #26
Merge with #30. Add isLoggedIn method
Fix warnings (lost precision)
Fix in case of vkSdkRenewedToken is optional and may not respond
Updated example for #5
New version 1.0.6.3
Update README.md
Added url scheme validation in authorization url processing
Merge pull request #34 from laktyushin/master

Added url scheme validation in authorization url processing
Removed log of request string
Removed log of loading string
Refactor example
Merge remote-tracking branch 'origin/master'