prevent type duplication.
prevent type duplication.

tamdao/wiredep,CCharlieLi/wiredep,CCharlieLi/wiredep,ahmednuaman/wiredep,taptapship/wiredep,ahmednuaman/wiredep,taptapship/wiredep-cli,surgeforward/wiredep,taptapship/wiredep,taptapship/wiredep-cli,IOKI/require-wiredep,SunGard-Labs/sg-wiredep,tamdao/wiredep,al-the-x/wiredep