Various changes (#283)

From Fantasy Folk: Winged Folk
- Limitation "Encumbrance-Limited" on Flight
- "Mitigator: Flight" on Lame
- Added "Strategy (Air)" skill, alongside Land/Sea/Space

General fixes:
- typo on Thamatology Styles, "Cantrip Kindle": *tiny* flame
- added @specialty@ to the Shapeshift Other spell in Magic
- removed aquatic defaults from the "Survival @Environment@" general skill in the Basic Set
- Added "Survival @Any Land@" and "Survival @Any Aquatic@" skills with the relevant land or aquatic defaults in Basic Set
- Added prerequiste of no language talent to the full price language trait