Cleaned up lots of warnings. cb now compiles and runs on MacOS X
(Yosemite)
Jive mode works
Merge branch 'master' into working_ubuntu

Conflicts:
	cb/cb.h
	cb/makefile
	cf/cbconfig
Merge pull request #2 from ggrossman/working_ubuntu

Cleaned up lots of warnings. cb now compiles and runs on MacOS X