added .gitignore
added workspace with example project
added existing authorizer files from BT
added existing authorizer files to example project
cleaned up CredentialsStorage
Twitter authorization
mlogin response handling
native login
mandatory emails for Twitter authorization
Twitter login reworked with Bolts
native authorization
podspec
non-arc files in podspec
invalid email & password alerts
native authorization reworked
performingAuthorization state
fixed email alert of native authorization
calling completion block if Twitter OAuth task completed unsuccessfully
Add google+ frameworks, redirection to website, g+ and Facebook buttons
registration