Updated to 3.10

- Updated all leader traits to include the new consolidated leader classes.

- Updated portrait asset selectors to include the new consolidated leader classes.

- Updated portraits to accommodate the changes in leader classes.

- The special and specific portraits that use the defunct general leader class to appear in the portrait pool will now use the general subclass trait instead.

- Added species traits for the Gasgira and Xalanyn species.

- Species that use the Xalanyn trait have an innate immunity to the Halo Effect.

- Added a Gasgira pop to the Banished origin.

- Fixed the localisation for the Banished Heavy Plasma Torpedo.

To Do:
- Fixing the bombardment effects for the Plasma Bombardment stance.