If a package is uninstalled, then it must be removed from the local repository.. Closes GH-97.
Ensure unsupported sub types dont respond as supported. Closes GH-99. Closes GH-98.
Remove 5.3.3 as it always errors anyways
Support TYPO3 CMS installer for extensions. Closes GH-96.
Trailing commas are good
Remove unneeded comment