Add ruby to CI#1

Merged

haileys merged 7 commits intogithub-2.0.0from

Aug 9, 2013

Commits on Aug 9, 2013

add handy irb and rb scripts
Charlie Somerville
committed
script/cibuild for github/ruby
Charlie Somerville
committed
compile into a prefix
Charlie Somerville
committed
skip GcTest#test_expand_heap
Charlie Somerville
committed
reduce CORES to 8
Charlie Somerville
committed
looks like we may need to make install...
Charlie Somerville
committed
edge CORES up to 16
Charlie Somerville
committed