Updated all inline CSS to use light (#c8c8c8, #f0f0f0) text colours,
dark-transparent table cell backgrounds, and brighter accent colours
for readability in Foundry's dark journal viewer theme.
- skills.json: new Disguise entry with notes field covering what the skill can and cannot change
- buildSkill(): renders entry.notes into the item description HTML
- Trained (10-14): fools casual observers, +10 to observer Spot Hidden vs known target
- Master (20+): holds under close scrutiny, critical success required to see through
slaguru666