Add the ability to kick, ban and unban users from a server.
Add the ability to kick, ban and unban users from a server.

jhgg/discord.py,megamit/discord.py,Harmon758/discord.py,mgardne8/discord.py,Rapptz/discord.py,eartsar/discord.py,variablehair/Eggplantato,Theoretical/UselessBot,khazhyk/discord.py,imayhaveborkedit/discord.py,Harmon758/discord.py,lgkern/PriestPy,rapptz/discord.py