Test against the other rspec gems in the ci build.
Add a print to help testing this build against other gems thing.
Delete debugging test print.
Use `-fp -b` when running against the other gems.
Executing cucubmer is a good thing, let's do that.
Various improvements to the test_all build script.
Use ./tmp instead of $TMPDIR.

Requires use of `ln` to get a copy of the current directory.

Signed-off-by: Sam Phippen <samphippen@googlemail.com>
Don't leak the other gem being tested against each time.
Use pwd instead of relative

attempting to fix a travis bug.
ls the bin directory, trying to debug travis.
Use /tmp. Couldn't get ./tmp to work with travis.
Switch back to bundle exec for debugging.
Merge pull request #1046 from samphippen/test-against-other-rspec-projects

Test against the other rspec gems in the ci build.