【1223】Gamepad support, New characters, Refresh magic treasures shortcuts

Features

• Xbox Gamepad support (will also continue to be optimised)

New characters

• QingXia: Water, Thunder Synergy +1, CRIT damage +30%

New feats

• Get Spiritual Technique (+2 to Spirit Stone pickup distance)

Other

• Optimised some text descriptions
• New shortcut key C for refreshing magic treasures
• Optimize the function of hiding special effects