ScalaCompile bugfix.
ScalaCompile bugfix.

Make sure plugins are always on the classpath.

(sapling split of a47c1e7f869fb2aacbaf658a92e8df088f32a14a)
dgomez10/xanon,digwanderlust/pants,ericzundel/pants,landism/pants,sid-kap/pants,pombredanne/pants,peiyuwang/pants,square/pants,TansyArron/pants,15Dkatz/pants,fkorotkov/pants,dbentley/pants,dturner-tw/pants,tejal29/pants,pantsbuild/pants,di0spyr0s/pants,ericzundel/pants,15Dkatz/pants,Gabriel439/pants,tdyas/pants,fkorotkov/pants,dturner-tw/pants,TansyArron/pants,pombredanne/pants,dbentley/pants,jessrosenfield/pants,foursquare/pants,wisechengyi/pants,fkorotkov/pants,square/pants,foursquare/pants,wisechengyi/pants,sid-kap/pants,kslundberg/pants,Gabriel439/pants,kslundberg/pants,jtrobec/pants,twitter/pants,tdyas/pants,twitter/pants,pombredanne/pants,baroquebobcat/pants,ericzundel/pants,sameerparekh/pants,sameerparekh/pants,15Dkatz/pants,scode/pants,UnrememberMe/pants,areitz/pants,foursquare/pants,ity/pants,ity/pants,gmalmquist/pants,baroquebobcat/pants,pgroudas/pants,15Dkatz/pants,tdyas/pants,ity/pants,jtrobec/pants,fkorotkov/pants,scode/pants,twitter/pants,areitz/pants,peiyuwang/pants,megaserg/pants,mateor/pants,dgomez10/xanon,pgroudas/pants,jsirois/pants,kslundberg/pants,manasapte/pants,tdyas/pants,megaserg/pants,sid-kap/pants,ericzundel/pants,areitz/pants,cevaris/pants,baroquebobcat/pants,manasapte/pants,twitter/pants,gmalmquist/pants,jessrosenfield/pants,tejal29/pants,cevaris/pants,dgomez10/xanon,tdyas/pants,scode/pants,TansyArron/pants,areitz/pants,jessrosenfield/pants,manasapte/pants,wisechengyi/pants,kwlzn/pants,jessrosenfield/pants,megaserg/pants,slyphon/pants,pgroudas/pants,jsirois/pants,sameerparekh/pants,pantsbuild/pants,scode/pants,TansyArron/pants,pombredanne/pants,di0spyr0s/pants,foursquare/pants,dgomez10/xanon,lahosken/pants,15Dkatz/pants,benjyw/pants,cevaris/pants,slyphon/pants,scode/pants,peiyuwang/pants,baroquebobcat/pants,qma/pants,landism/pants,mateor/pants,dgomez10/xanon,landism/pants,gmalmquist/pants,dbentley/pants,tdyas/pants,kwlzn/pants,landism/pants,sid-kap/pants,sid-kap/pants,laurentgo/pants,mateor/pants,ericzundel/pants,qma/pants,megaserg/pants,benjyw/pants,laurentgo/pants,twitter/pants,baroquebobcat/pants,tejal29/pants,jsirois/pants,jessrosenfield/pants,sameerparekh/pants,lahosken/pants,UnrememberMe/pants,pombredanne/pants,foursquare/pants,kwlzn/pants,UnrememberMe/pants,manasapte/pants,pantsbuild/pants,manasapte/pants,baroquebobcat/pants,gmalmquist/pants,wisechengyi/pants,laurentgo/pants,UnrememberMe/pants,foursquare/pants,mateor/pants,slyphon/pants,peiyuwang/pants,di0spyr0s/pants,kwlzn/pants,lahosken/pants,sid-kap/pants,qma/pants,pantsbuild/pants,dturner-tw/pants,di0spyr0s/pants,jessrosenfield/pants,tejal29/pants,peiyuwang/pants,digwanderlust/pants,laurentgo/pants,ity/pants,areitz/pants,scode/pants,pombredanne/pants,15Dkatz/pants,manasapte/pants,sameerparekh/pants,baroquebobcat/pants,dturner-tw/pants,foursquare/pants,cevaris/pants,kwlzn/pants,jtrobec/pants,Gabriel439/pants,megaserg/pants,dgomez10/xanon,slyphon/pants,jtrobec/pants,ity/pants,lahosken/pants,twitter/pants,jessrosenfield/pants,kslundberg/pants,baroquebobcat/pants,15Dkatz/pants,pgroudas/pants,peiyuwang/pants,UnrememberMe/pants,megaserg/pants,pgroudas/pants,dgomez10/xanon,mateor/pants,dgomez10/xanon,dturner-tw/pants,sameerparekh/pants,kslundberg/pants,qma/pants,dturner-tw/pants,Gabriel439/pants,ity/pants,kwlzn/pants,digwanderlust/pants,di0spyr0s/pants,digwanderlust/pants,di0spyr0s/pants,benjyw/pants,15Dkatz/pants,digwanderlust/pants,ity/pants,pantsbuild/pants,megaserg/pants,pantsbuild/pants,mateor/pants,dturner-tw/pants,cevaris/pants,dgomez10/xanon,slyphon/pants,laurentgo/pants,fkorotkov/pants,tdyas/pants,Gabriel439/pants,slyphon/pants,lahosken/pants,benjyw/pants,landism/pants,UnrememberMe/pants,lahosken/pants,benjyw/pants,Gabriel439/pants,ericzundel/pants,dbentley/pants,kslundberg/pants,square/pants,baroquebobcat/pants,wisechengyi/pants,wisechengyi/pants,dbentley/pants,gmalmquist/pants,qma/pants,qma/pants,fkorotkov/pants,twitter/pants,dbentley/pants,tdyas/pants,tdyas/pants,UnrememberMe/pants,twitter/pants,jtrobec/pants,TansyArron/pants,scode/pants,peiyuwang/pants,square/pants,cevaris/pants,digwanderlust/pants,twitter/pants,benjyw/pants,slyphon/pants,manasapte/pants,gmalmquist/pants,mateor/pants,lahosken/pants,UnrememberMe/pants,peiyuwang/pants,sameerparekh/pants,fkorotkov/pants,areitz/pants,landism/pants,pantsbuild/pants,TansyArron/pants,kwlzn/pants,wisechengyi/pants,ericzundel/pants,gmalmquist/pants,tejal29/pants,landism/pants,sid-kap/pants,pgroudas/pants,lahosken/pants,Gabriel439/pants,dbentley/pants,landism/pants,foursquare/pants,cevaris/pants,dgomez10/xanon,jtrobec/pants,foursquare/pants,benjyw/pants,ericzundel/pants,UnrememberMe/pants,areitz/pants,fkorotkov/pants,kslundberg/pants,pombredanne/pants,jtrobec/pants,qma/pants,mateor/pants,di0spyr0s/pants,wisechengyi/pants,dgomez10/xanon,wisechengyi/pants,TansyArron/pants,laurentgo/pants