message: adding failsafes
diff: @@ -4,7 +4,7 @@ setup.structure = {
  if (!building) {
  building = {}
  }
  - building.wordNoun = building.wordNoun || 'building'
  + building.wordNoun = building.wordNoun || opts.wordNoun || 'building'
  if (!building.structure) {
  building.structure = {
  @@ -96,7 +96,7 @@ setup.structure = {
  'wealth': [
  [90, 'solid'],
  [70, 'well built'],
  - [50, ''],
  + [50, 'ageing'],
  [30, 'poorly made'],
  [20, 'run down'],
  [0, 'structurally unsound']
  @@ -267,8 +267,8 @@ setup.structure = {
  wealth: [
  [90, 'perfectly maintained'],
  [80, 'well maintained'],
  - [60, ''],
  - [40, 'somewhat shabby'],
  + [60, 'weathered'],
  + [40, 'shabby'],
  [30, 'moss covered'],
  [20, 'patchy'],
  [0, 'hole riddled']
  