bug 1218563: Set MySQL charset/collation to utf8
bug 1218563: Set MySQL charset/collation to utf8

Set the default character set to utf8 and the collation to our custom
collation utf8_general_ci.  This will also set the character set and
collation of the database created on a fresh start.

jwhitlock/kuma,escattone/kuma,jwhitlock/kuma,mozilla/kuma,safwanrahman/kuma,yfdyh000/kuma,a2sheppy/kuma,a2sheppy/kuma,Elchi3/kuma,safwanrahman/kuma,mozilla/kuma,Elchi3/kuma,safwanrahman/kuma,Elchi3/kuma,mozilla/kuma,SphinxKnight/kuma,SphinxKnight/kuma,Elchi3/kuma,escattone/kuma,yfdyh000/kuma,SphinxKnight/kuma,ollie314/kuma,jwhitlock/kuma,ollie314/kuma,escattone/kuma,SphinxKnight/kuma,yfdyh000/kuma,Elchi3/kuma,mozilla/kuma,SphinxKnight/kuma,jwhitlock/kuma,yfdyh000/kuma,a2sheppy/kuma,SphinxKnight/kuma,mozilla/kuma,yfdyh000/kuma,ollie314/kuma,a2sheppy/kuma,a2sheppy/kuma,safwanrahman/kuma,ollie314/kuma,ollie314/kuma,ollie314/kuma,yfdyh000/kuma,safwanrahman/kuma,jwhitlock/kuma,safwanrahman/kuma