removed get_*mockcfg_path() from myrepo.distribution.Distribution
removed runtime dependency to packagemaker
added a member 'repofile' to Repo class
filter out distributions of which arch is not i386 nor x86_64
make it simply building repo release and mock.cfg src.rpm w/o packagemaker, and removed unnecessary routines and test cases
update templates
update a result of compiled template to follow updates of the template
added a method to detect the Distribution object represents parent (standalone and self-sufficient) distribution
added some more globals
exported and put some server related members into a class RepoServer
s/_is_local/is_local/g
shorted class name: Distribution -> Dist
deprecated REPO_DEFAULT dict and add some more globals
changed the default value of signkey parameter
refactoring on myrepo.repo.Repo