Renaming git submodule sdnPSS (1/2)
Renaming git submodule sdnPSS (2/2)
Minor changes: making topology scripts executable (chmod +x)
coord/bin/exportconfig: using template files for pce configs

These changes prevent installation from failing silently because
the non-template pce config files aren't being created before
they are referenced.
Adding .gitignore to the repository