Updated bundle
Revert "Revert "Test against Rubinius (1.9 mode) on Travis-CI""

This reverts commit 9431dde6c74dc098481aef89f8008bc9919ad84f.
Back to MRI 1.9.3

For Travis-CI testing on and eventual migration to Rubinius
Updated bundle
Merge branch 'master' into zurb-foundation-4

Conflicts:
	Gemfile.lock