switch to stable/havana for pfs
cleared pfs_deps and fixes
add sysfsutils for caching
fix pip require for distribute
Create Home directory if it is missing for Nova
get back create_user_and_dirs and fix user resource
transfer the user modification block from config.rb to compute.rb
Skip db sync on SUSE

We set it up in our packages already properly.
Extracted locales into seperate locales file on the rails way
Merge pull request #272 from dirkmueller/skip_db_sync

Skip db sync on SUSE
Merge pull request #275 from tboerger/feature/locales

Extracted locales into seperate locales file on the rails way
Merge pull request #267 from MirantisDellCrowbar/bug/nova_homedir/master

Bug fix: create specified home directory for nova user
Merge pull request #259 from MirantisDellCrowbar/bug/pfs-havana/roxy/master

fix pfs support