add listing.yap
Merge branch 'master' of git.dcc.fc.up.pt:yap-6.3

Conflicts:
	library/listing.yap
add header
android project
Merge branch 'master' of ssh://git@git.dcc.fc.up.pt/yap-6.3
fix disappearing syntax error
do not compile pldoc for now
use_module/3 wasn't working.
eclipse
C++ flags
file systems without case
C++ flags
doc
Merge branch 'master' of ssh://git.code.sf.net/p/yap/yap-6.3

Conflicts:
	docs/doxygen.rc
fix broken comment.
fix CXX mess-up.
fix cplint configuration.
fix comment mess
add some more documentation (slowly).