updated resharper formatting rules
fixed plugin matcher to use selectmany instead of just select
made autogroup known files async and changed it to work on a collection of plugins instead of a dictionary
group files into plugins method now returns collection of plugins instead of dictionary.
get remote plugin file matches is async and returns a dictionary of remote plugins where the key is the filepath.
changed folderscannerform so status progressbar and status label can be used by multiple methods and fixed calls to new async methods
Merge pull request #91 from IrradiatedGames/make-auto-group-plugins-work-with-new-plugin-matcher

Make auto group plugins work with new plugin matcher