Parsing files with ParseMode
Merge branch 'Core'
Merge branch SearchSummary into master.

- Add auto-download of missing NuGet packages during build
- SearchSummary: add PDF file format, add displaying context, refactor the whole
  module
- Add "Export" button to the main form (plug the SearchSummary module into core)
fixing master branch -.-
fixing master branch 2
Remove .nuget/NuGet.exe
Work on Inflector class
Merge branch 'master' into Preprocessing.Inflector
Revert "Remove .nuget/NuGet.exe". Problems with build.

This reverts commit c99c55c94089975392aff3535f7e54ab912f1e8d.
Revert "Revert "Remove .nuget/NuGet.exe". Problems with build."

This reverts commit 1682daf4b428335e7c7228a5429f1063f13d101a.
Update Inflector and InflectorTest