Implement MTProto transports

[Zapix]

• [ ] Describe MTProto transports protocols
• [ ] Implement MTProto transports protocols
  • [ ] Abridged issue: #52
  • [x] Intermediate issue: #53
  • [ ] Padded intermediate issue: #54
  • [ ] Full issue: #55
  • [x] Add Transport obfuscation issue: #54

[Zapix]

For version 0.0.1 we could implement only 1 transport protocol