Use shared code in OpenCL raw-md4 and raw-md5 files.
Remove a comment that does not apply.
Include the duration check for GCN and stop auto-tune if 200ms limit was reached.
Use shared code in OpenCL md5crypt.
Revert the 200ms kernel execution check.
Merge pull request #213 from claudioandre/bleeding-jumbo

Use shared code in OpenCL raw-md4, raw-md5 and md5crypt files.