More wording fixes.
MPC-HC... some auto-detect + volume control
Use NuGet Hunspell for the Test project
Add missing TargetDir
Update Dictionaries/en_US_names_etc.xml.
Updated language deserializer generator (moved namespace to top) - thx XhmikosR :)
Merge branch 'master' of https://github.com/SubtitleEdit/subtitleedit.git
Minor namespace cleanup.
Update LanguageDeserializer.cs after 5b89187f6ce9018a8497d905ebb3869ef04878f4.
Fix test deployment.
Add a custom test script to appveyor.yml.
Various AppVeyor updates:

1. fix `CONFIGURATION` environment variable
2. set verbosity to minimal and specify the solution file
3. enable build cache
4. enable fast_finish

Close #275 by merging it.
Merge pull request #274 from SubtitleEdit/wording

Wording tweaks
Prevent a NRE while looking for git location
Refactor LoadNamesEtc

1) Make LoadNamesEtc proper asynchronous
2) Should fix Coverity issue 18131
build.bat: Fix 7-Zip detection.
MPC-HC - fixes for install path / no-subtitles etc.
Merge branch 'master' of https://github.com/SubtitleEdit/subtitleedit
MPC-HC - initial version
Update LanguageMaster.xml.