Reimplementation of ProjectProvider
Merge remote-tracking branch 'upstream/master' into project_reloading
update comment
Merge pull request #150 from v2m/master

ProjectProvider that piggybacks on F# project system
change assertion to debug if the active document is null
Merge pull request #152 from vasily-kirichenko/change-assertion-to-debug-when-active-doc-is-null

change assertion to debug if the active document is null
Merge remote-tracking branch 'upstream/master'