Bump to version v0.6.0
Bump to version v0.6.0

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