fixes bug 885085 -  bring install docs up to date with latest changes, plus vagrant optimizations and fixes
Merge pull request #1305 from rhelmer/bug885085-fix-and-optimize-install-docs-and-vagrant

fixes bug 885085 -  bring install docs up to date with latest changes, p...
bug 886917 update tcbs_build for is_gc_count
Merge pull request #1309 from selenamarie/bug886917-gc-in-tcbs_build

bug 886917 update tcbs_build for is_gc_count