update gitignore
project reorganization

Only protocol stays here in this project, so it is moved to top-level,
the reference client will be in servers.
MAFDET-58 add debug statements
Merge branch 'master' into 0.1.2-SNAPSHOT
version 0.1.2

- added debug statements
debug change to println because it doesn't work in dist

fix MAFDET-58
version fixed to 0.1.2
added CallDisconnectedReason, version 0.1.3
Merge branch 'master' into newMaster
version 0.1.4 protocol
version 0.1.5 removed session and request tokens
version 0.1.6 removed reply token from outgoing messages
mafdet next version differ Call messages and Other messages
release by caller/callee change to by user/otherparty
0.1.9 call update - after transfer - changed
remove session token from login successful
deleted envelopes
- classes in separate files
- rewritten to support sjson serializer
serializable anything
adapted to pickling