Update fedora template for f19
Add template for fedora 17-18
Merge
Refactor: Move logic of RubyGems < 2 compatibility to Gem2Rpm::Package
Clean the default spec template
Refactor: Create Gem2Rpm::SpecFetcher
Refactor: Move logic of HAS_REMOTE_INSTALLER into the Gem2Rpm:SpecFetcher
Merge branch 'refactoring' of https://github.com/strzibny/gem2rpm into refactoring