Use steal-tools 0.11.0-pre.12
Use steal-tools 0.11.0-pre.12

The 0.11.0-pre.11 prerelease of steal-tools broke the build. This uses
0.11.0-pre.12 which has the fix.

Psykoral/canjs,tracer99/canjs,Psykoral/canjs,gsmeets/canjs,rasjani/canjs,bitovi/canjs,bitovi/canjs,gsmeets/canjs,bitovi/canjs,tracer99/canjs,gsmeets/canjs,Psykoral/canjs,rjgotten/canjs,rasjani/canjs,rasjani/canjs,rjgotten/canjs,rjgotten/canjs,bitovi/canjs,Psykoral/canjs,tracer99/canjs,rasjani/canjs,rjgotten/canjs