Make files not executable

Those files do not need to be executable.

Change-Id: I5ef81b1c198dd4b850916b7812468ef0aa049240
Fix developer URL

The correct URL is
http://developer.openstack.org/api-ref-networking-v2.html

Change-Id: Iefa7779288265091e4b30792df53d199c22cd7fc
Closes-Bug: #1356991
Merge "Make files not executable"
Merge "Fix developer URL"