Bug fixes and patches for issues in v2.0.0 including:
- Added PHP version check, minimum 5.3.0
- Fix for handling no results from analytics query
- Fix for PHP versions with non standard query separator in configuration
- More verbose exception messages for authentication key file
- Fix for authentication failing with fopen request method
- Added support for metrics/dimensions with numbers in name
- Fix for PHP autoloader failing to find key file in some instances
- Issues with querying account data have been resolved.