Add Fedora/EPEL spec files

Per a recommendation from the RedHat folks, I am using one spec file for
the EPEL5 RPM and another for EPEL6 and the Fedora branches. There are a
number of spec file directives which are no longer necessary in the
currently-supported Fedora branches and in EPEL6.
Fix dependencies for EPEL5 spec
Merge pull request #51 from terminalmage/master

Add Fedora/EPEL spec files