Added description field to spell book row, taking up 50% of width
Hid description field by default
Duplicated spell book row layout for smallest width 720dp, and turned on visibility of description field for such devices
Modified spell book adapter to populate ui spell description field
Added a color value to use as description text, which is slightly darker than main text
Added feat description one-liners in feat list view, matching spellbook descriptions, for sw720 and larger
Created PTFeatListAdapter from modified PTSpellbookAdapter
Created character_feats_row.xml layout which gives 50% space to name and 50% to description, with descriptions invisible to screens screens smaller than sw720
Modified spellbook and feat list description collection to only collect and display the first line of the description string