Update schema to store JID's up to a length of 2047 characters.
Update schema to store JID's up to a length of 2047 characters.

negativecode/vines,diaspora/vines,Zauberstuhl/vines,artofhuman/vines,AliEn707/vines,Zauberstuhl/vines,Zauberstuhl/diaspora-vines,AliEn707/vines,negativecode/vines,diaspora/vines,Zauberstuhl/diaspora-vines,artofhuman/vines,AliEn707/vines,artofhuman/vines