Member.mention now uses nickname hint if needed.
Member.mention now uses nickname hint if needed.

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