Remove unused walkSync (extracted into node-walk-sync)
Remove unused walkSync (extracted into node-walk-sync)

rwjblue/broccoli,broccolijs/broccoli,gabesoft/broccoli,ember-cli/broccoli,gabesoft/broccoli,osxi/broccoli,osxi/broccoli,jnicklas/broccoli,ember-cli/broccoli,broccolijs/broccoli,gabesoft/broccoli,ixisystems/broccoli,broccolijs/broccoli,ember-cli/broccoli,osxi/broccoli,broccolijs/broccoli,ixisystems/broccoli