Copy config to /etc/kolla rather than symlink in Vagrantfile
Copy config to /etc/kolla rather than symlink in Vagrantfile

Symlinking results in all sorts of changes to the repo when going to
commit.

Also make minor changes resulting from the fact we can now pip install
kolla.

Change-Id: I6b26fc4635da5293a83cba6edd748b95eea761ca
Closes-Bug: #1491312

rajalokan/kolla,stackforge/kolla,negronjl/kolla,chenzhiwei/kolla,rajalokan/kolla,limamauricio/mykolla,nihilifer/kolla,toby82/kolla,fdumpling/kolla,chenzhiwei/kolla,stackforge/kolla,mrangana/kolla,rahulunair/kolla,GalenMa/kolla,dardelean/kolla-ansible,toby82/kolla,GalenMa/kolla,coolsvap/kolla,fdumpling/kolla,negronjl/kolla,negronjl/kolla,mrangana/kolla,tonyli71/kolla,intel-onp/kolla,nihilifer/kolla,limamauricio/mykolla,stackforge/kolla,limamauricio/mykolla,tonyli71/kolla,mandre/kolla,coolsvap/kolla,rahulunair/kolla,coolsvap/kolla,chenzhiwei/kolla,openstack/kolla,intel-onp/kolla,rajalokan/kolla,dardelean/kolla-ansible,fdumpling/kolla,mandre/kolla,openstack/kolla,mandre/kolla,dardelean/kolla-ansible,toby82/kolla