Remove Rubinius and JRuby from .travis.yml
Remove Rubinius and JRuby from .travis.yml

Right now we tell Travis to ignore failed builds against Rubinius or
JRuby. This has been in place "temporarily" for more than 2 years, so we
effectively don't test against or support either runtime.

AlexVPopov/shoulda-matchers,reacuna/shoulda-matchers,taichiman/shoulda-matchers,thewatts/shoulda-matchers,plribeiro3000/shoulda-matchers,raysrashmi/shoulda-matchers,taichiman/shoulda-matchers,timoschilling/shoulda-matchers,reacuna/shoulda-matchers,awmichel/shoulda-matchers,biow0lf/shoulda-matchers,stanchan/shoulda-matchers,guialbuk/shoulda-matchers,thewatts/shoulda-matchers,thoughtbot/shoulda-matchers,raysrashmi/shoulda-matchers,reacuna/shoulda-matchers,cheshire-cat/shoulda-matchers,plribeiro3000/shoulda-matchers,alejandrogutierrez/shoulda-matchers,reacuna/shoulda-matchers,NafaaBout/shoulda-matchers,timoschilling/shoulda-matchers,stanchan/shoulda-matchers,cheshire-cat/shoulda-matchers,guialbuk/shoulda-matchers,NafaaBout/shoulda-matchers,alejandrogutierrez/shoulda-matchers,alejandrogutierrez/shoulda-matchers,timoschilling/shoulda-matchers,thoughtbot/shoulda-matchers,NafaaBout/shoulda-matchers,plribeiro3000/shoulda-matchers,alejandrogutierrez/shoulda-matchers,cheshire-cat/shoulda-matchers,biow0lf/shoulda-matchers,guialbuk/shoulda-matchers,raysrashmi/shoulda-matchers,stanchan/shoulda-matchers,cheshire-cat/shoulda-matchers,thoughtbot/shoulda-matchers,thewatts/shoulda-matchers,awmichel/shoulda-matchers,awmichel/shoulda-matchers,AlexVPopov/shoulda-matchers,guialbuk/shoulda-matchers,NafaaBout/shoulda-matchers,AlexVPopov/shoulda-matchers,AlexVPopov/shoulda-matchers,raysrashmi/shoulda-matchers,biow0lf/shoulda-matchers,taichiman/shoulda-matchers,thewatts/shoulda-matchers,timoschilling/shoulda-matchers,awmichel/shoulda-matchers,plribeiro3000/shoulda-matchers,thoughtbot/shoulda-matchers,biow0lf/shoulda-matchers,stanchan/shoulda-matchers,taichiman/shoulda-matchers