Many bugfixes, now passes the `vagrant destroy && vagrant up` test:
-Sync folder '.' instead of '..'
-Pip install from apt, immediatly self-upgrade with pip
-virtualenv install from pip instead of apt
-Removed references to broken paths
-Updated adsabs submodule commit
Merge pull request #1 from adsabs/vss

Many bugfixes, now passes the `vagrant destroy && vagrant up` test: