1. hipHccModuleLaunchKernel is same as hipModuleLaunchKernel with OpenCL workitem model
2. Added copy right
3. Fixed header naming
Change-Id: I6a7c35a3566e2f8d3f5056613e34193775d4b236
1. Fixed build issues produced from previous commit
2. Create new header files to manage data structures better
Change-Id: I704d82c196c1858ed7617d76e40612eb507d2aa0