Cleaned up grunt file and changed paths for grunt tasks to be inside of the grunt folder.
Cleaned up grunt file and changed paths for grunt tasks to be inside of the grunt folder.

grasshopper-cms/grasshopper-core-nodejs,Solid-Interactive/grasshopper-core-nodejs,mjmostachetti/grasshopper-core-nodejs,mjmostachetti/grasshopper-core-nodejs,grasshopper-cms/grasshopper-core-nodejs,Solid-Interactive/grasshopper-core-nodejs