Bump up version number for release.
Remove the optional ahamap requirement.
Optimize.
Merge branch 'pre-master' of git://github.com/mraspaud/mpop into pre-master

Conflicts:
	doc/source/conf.py
	setup.py
Merge branch 'pre-master' into unstable
New VIIRS reader. Better, faster, smarter (consumimg less memory)
Fix install dependency.
Fix area hashing.
Merge branch 'unstable' of /data/proj/SAF/GIT/mpop into unstable
projector cleanup.
Merge branch 'pre-master' of git://github.com/mraspaud/mpop into pre-master
Merge branch 'pre-master' into unstable
Merge branch 'pre-master' of git://github.com/mraspaud/mpop into pre-master
Merge branch 'pre-master' into unstable
Fix projector unit test.
Fix install requires.