v1.6

[iwa]

Related to Q-Bot

• [x] ?treat
• [x] ?thanks
• [x] Role renaming
• [x] Remove level roles
• [x] Profile card background color matching username color
• [x] Reduce number of max actions mentions to 4
• [x] Add DM output when putting on / taking off a role
• [x] Change TS interfaces into Maps
• [x] Update music module to use object or map to store info, instead of arrays
• [x] Update ?mute to use timespan for the duration
• [x] ?suggest
  • [x] add the command
  • [x] add image support
  • [x] add "decision" channel
• [x] add random amount of exp given per message
• [x] fix ?facepalm