TR1X 3.1

• added the option to use "shell(s)" to give shotgun ammo in the developer console (#1096)
• added the restart level option to the passport in save crystal mode (#1099)
• added the ability to back out of menus with the circle and triangle buttons when using a gamepad (cross acts as confirm) (#1104)
• changed force_enable_save_crystals to force_save_crystals for custom level authors to force enable or disable the save crystals setting (#1102)
• changed force_disable_game_modes to force_game_modes for custom level authors to force enable or disable the game modes setting (#1102)
• changed the Scion in The Great Pyramid from spawning blood when hit to a richochet effect if texture fixes enabled (#1121)
• changed the gamepad control menu's 'reset all buttons' bind to held R1 (was held triangle) (#1104)
• changed the number of visible enemies from 8 to 32 (#1122)
• fixed FMVs always playing at 100% volume – now they'll play at the game sound volume (#1110)
• fixed bugs when trying to stack multiple movable blocks (#1079)
• fixed Lara's meshes being swapped in the gym level when using the console to give guns (#1092)
• fixed Midas's touch having unrestricted vertical range (#1094)
• fixed flames not being drawn when Lara is on fire but leaves the room where she caught fire (#1106)
• fixed being able to deselect the passport in quick save, quick load, save crystal, and death modes (#1108)
• fixed inability to save in Unfinished Business in crystals mode as UB doesn't have crystals (#1102)
• fixed items not being added to inventory if the sprite is missing from the level file (#1130)
• fixed differences when looking at items from triggers that do not use fixed cameras when the enhanced look option is enabled (#1026)