Converted the three separate 'hide if item has str/agi/int' options into a single option, based on whether str/agi/int stats are enabled
Changes to options panel:
  * Added descriptions to all inputs
  * Moved Strength to before Agility
  * Moved some stats around for more logical grouping
  * Renamed tertiary stats to minor stats
Use localized strings for option labels where possible
Minimum Item Quality -> Minimum item quality
Added localization support