Don't re-import `.py` plugins that had already been loaded. Thanks to osimons for investigating this and providing a patch!
Don't re-import `.py` plugins that had already been loaded. Thanks to osimons for investigating this and providing a patch!

git-svn-id: eda3d06fcef731589ace1b284159cead3416df9b@6016 af82e41b-90c4-0310-8c96-b1721e28e2e2

jun66j5/trac-ja,walty8/trac,walty8/trac,jun66j5/trac-ja,walty8/trac,netjunki/trac-Pygit2,walty8/trac,netjunki/trac-Pygit2,jun66j5/trac-ja,jun66j5/trac-ja,netjunki/trac-Pygit2