Formatting and cosmetics
Implementing a prefix sum kernel for an OpenCL device
cleaning up messy code that was converted to Scala from Java
Adding two helper functions for copying from and to an OpenCL device
Implementing the host side of a prefix sum for an OpenCL device
Adding test cases for genScanFilter_init_int_geq kernel
Fixing bugs with OpenCL prefix sum
Fixing the local size and global size of threads for OpenCL devices.

Both numbers are powers of 2 now.
Adding a test for prefix sum
deleting the test for count sum

OpenCL count_sum kernel does not what I thought it was doing.
Commenting out the call to openCL filter on GPU for now.

It causes the the device kernel to crash.
Adding a scan kernel
Fixing GPU prefix sum
Adding scan on to RDDs
Adding a test case for scan