Redefined the purpose of options and ppd_options: options sets cups lpoptions which are hardly used except for lpr jobs. ppd_options are now set on creation time only and are now parameters, supplied to the lpadmin command.
Updated comments and README to reflect change of options behavior.
Add spec for page_size option. ppd_options now working as intended!
Note about change of options and ppd_options behavior.
Merge feature branch ppd_options_params to fix issue with PPD parameters.