adding nested group capability
adding NestedGrouping application setting to toggle nested group capability
Download NuGet.exe when it doesn't exist
Fixes Issue #1
improve CONTRIBUTING.md
Improve sections on contributing issues and source code, fixes Issue #2.
dev prerequisites and build instructions
fixes #3 and #4
fixing markdown
Merge pull request #9 from raynard-delosreyes/nested-group

Nested group
update libs and bump version number
seed release
adding link for early access build