[Rpm-maint] [PATCH] Check PRCO parsing so that bad E:V-R fail the build.

[james at fedoraproject.org]

 This changes:

Provides: foo = 6-6-6

...into failing the build, dito. requires/conflict/obsolete. Not tested
autogenerated provides/requires.

 Tested on F20, packages here:

http://james.fedorapeople.org/rpmbuild-pr-fail/