Start getting RubyGems 2.0 wired up.
Remove rogue print.
Fix shebang.
Re-addd diff-lcs 1.2.4.
Specify correct diff-lcs version in properties.
Remove unused but broken code.
Updating to 1.2.0 caused rspec to always remote install 1.1.3.

Revert "Update diff-lcs to 1.2.0"

This reverts commit 1033733a3844beac6261bb76e346b417982020c7.
Fix issues with duping instance variables with fields in play.
Disable reified vars a bit longer to work out remaining issues.
More fixes to simplify gem installation during builds for RG 2.0.