- Plugin commands no longer have to be listed in "commands" list in the module
- Plugin commands must now start with "do_".  This improves
  consistency with the Wafterpreter's naming for commands.
Updated example plugin to reflect changes in bywaf.py:
  - Plugin commands no longer have to be listed in "commands" list in
    the module
  - Plugin commands must now start with "do_".  This improves
    consistency with the Wafterpreter's naming for commands
Updated documentation to reflect that:
  - Plugin commands no longer have to be listed in "commands" list in
    the module
  - Plugin commands must now start with "do_".  This improves
    consistency with the Wafterpreter's naming for commands
Merge branch 'master' of https://github.com/depasonico/bywaf-owasp