Fix a bug inside get_binary.
Merge pull request #158 from claudioandre/unstable-jumbo

Fix a bug inside get_binary.
Fix a bug in rar2john - it tried to fclose() twice.
Add big-endian versions of our dump_stuff() debug functions.
Allow running an OpenCL build with no platforms detected.
Merge branch 'unstable-jumbo' into bleeding-jumbo

# By magnum (3) and Claudio André (1)
* unstable-jumbo:
  Allow running an OpenCL build with no platforms detected.
  Add big-endian versions of our dump_stuff() debug functions.
  Fix a bug in rar2john - it tried to fclose() twice.
  Fix a bug inside get_binary.