Version 2.0.0

Version 2.0.0 stable is finally here, with lots of new abilities, features and improvements.

The essentials:

• All protocols now supported library-wide
• robots.txt rendering
• Import/Export rule sets as arrays
• Cache robots.txt files to MySQL (optional)
• Delay handling with precision using MySQL (optional)
• New directives:
  • Comment
  • NoIndex
  • Request-rate
  • Robot-version
  • Visit-time
• Some new abilities at directive level
• Lots of improvements under the hood

Version 1.x incompatible!