controlling actual succes now and informing user, fixes #1
saving metaData now
fixed plugin URL getter
handling of meta data - now able to update plugins, show readme and show on github refs #4
Merge branch 'feature/saveMetaData' into develop
added reveal in finder item
formatting update
changed handling of newlines
repo path for PluginManager is always known
refactored metaData (hiding actual dictionary)
removed seperate update manager entry

This can be done over the submenu now
updated screenshots and readme
Merge branch 'release/0.1.1'