First commit.
I create base project and prepared it for the changes.
I realized facebook authorization use Facebook SDK.
I create new class - FacebookSession for save and get Access Token.
I created new class - SocialAuthorization, in which I create methods for
authorization in Social networks.
I delete some classes, realize Facebook connection without warnings use
new methods and make my code short.
I created custom webView for showing OAuth dialog with twitter.
Merge branch 'master' of https://github.com/svyatoslav-reshetnikov/QuickSocialPost