Updated the Galician (gl) translation
Merge pull request #1247 from Gallaecio/master

Updated the Galician (gl) translation
Support item requirements for consumable items

Closes #1248
Add "requires_class" to event parsing
Fix potential NULL pointer dereference
Merge pull request #1250 from dorkster/fixes

Fix potential NULL pointer dereference
Merge pull request #1249 from dorkster/item_req

More support for class requirements
Print warning when referencing an unknown effect in post_effect

Closes #1253
Remove "class" variable from Item definitions

This was a relic from the old way we did loot generation. It is no
longer used or needed.
Allow overwriting vectors in Item/Set definitions
Allow overwriting of vectors in Power definitions
Allow overwriting vectors in StatBlock definitions
Merge pull request #1255 from dorkster/fixes

Add warning for missing effects and remove unused variable
Merge pull request #1256 from dorkster/data_override

Allow overwriting vectors in Item, Power, and StatBlock definitions
Fix logic bug that could prevent upgrading powers
Merge pull request #1258 from dorkster/fixes

Fix logic bug that could prevent upgrading powers
Prevent spawn powers placing creatures on non-empty tiles
Merge pull request #1259 from dorkster/fixes

Prevent spawn powers placing creatures on non-empty tiles
Only check clicking on NPC when not talking to an NPC

Fixes #1260
Merge pull request #1261 from dorkster/fixes

Only check clicking on NPC when not talking to an NPC