Add NHunspell NuGet package.
Use ILRepack to pack .NET libraries.
Add zlib.net NuGet package.
installer: Remove "Interop.QuartzTypeLib.dll" when upgrading.
Update "run_tabspace.bat" after the NuGet packages addition.
Merge pull request #270 from SubtitleEdit/nhunspell

Update NHunspell using NuGet and add ILRepack