fix errors in XXX.YYYcpp make target
added '-v' and '-verbose' options to xbsvgen to display legacy verbose messages during compile
dont print 'entering directory' messages for XXX.YYYcpp makefile targets
added comments about vmap for dmabuf items
added 'noisyFlag' for controlling messages from syntax.py
Merge branch 'master' of github.com:cambridgehackers/xbsv