Rename requires files to standard names.

    Rename tools/pip-requires to requirements.txt and tools/test-requires
    to test-requirements.txt. These are standard files, and tools in the
    general world are growing intelligence about them.

Change-Id: If5c7080fea7c5ca5935b3c064e368cb837a9c16b
Fixes: bug #1179008
Check Expiry

Explicitly checks the expiry on the tokens, and rejects tokens that
have expired

had to regenerate the sample data for the tokens as they all had been
generated with values that are now expired.

bug 1179615

Change-Id: Ie06500d446f55fd0ad67ea540c92d8cfc57483f4
Merge "   Rename requires files to standard names."
Merge "Check Expiry"