Fuji (Essentials)

The version number of fuji follows semver now: https://semver.org/

• [command_bundle] feature: now will logging when register/unregister a bundle command in console. (Making it easier for debugging.)
• [command_bundle] feature: add /gms and /gmc command to change game-mode in default configuration file.
• [command_bundle] fix: the return value of bundle commands is always 1. (It should be 0 if execute successfully.)
• [chat.spy] fix: the color format of default language key chat.spy.indicator.
• [core] fix: some modules () didn't show the module name when logging in console.