sci-astronomy/mosstack: pyAstroStack renamed to Mosstack and version bumped to 0.6.1

Package-Manager: portage-2.2.14
Update 2Q-2014
Delete ChangeLog
Delete Manifest
Delete metadata.xml
Delete pyAstroStack-0.3.0.ebuild
Merge pull request #301 from mickolaine/mosstack

Rename pyAstroStack to Mosstack and update version