redefine pulp_version macro to be based on release#.
Fix to handle non-numerics in the release.
Merge branch 'jortel-896027' into pulp-2.0

Conflicts:
	pulp-rpm.spec
Automatic commit of package [pulp-rpm] release [2.0.7-0.3.beta].
Merge commit 'abb39310800095a396ff429c7adb2e3136a6d390'
Merge branch 'pulp-2.0'