added a module and fixed a compile bug
added some definition of function in chat link module
added marco on malloc
removed a space
finished with chatlink module, but need test
modificaiton on readme
removed free with CATTY_FREE
fixed a little bug
added packge define in design
Merge branch 'master' of gitshell.com:9e212bc5d05ca93/Catty
added chat link module into message center
Merge branch 'master' of gitshell.com:9e212bc5d05ca93/Catty
modification on readme
modification on server
Merge branch 'master' of gitshell.com:9e212bc5d05ca93/Catty
added protocal scenario
modification on catty transport protocal
modification
modification
modification