[11/01/2013] Finish exception module.
 Committer: Cheney Huang <cheney@T410.(none)>
 On branch master
 Changes to be committed:
	modified:   demos/exception/DM_exception.hpp
	deleted:    demos/exception/demo
	deleted:    demos/exception/demo.c
	deleted:    demos/exception/demo.cpp
	new file:   demos/exception/test.cpp