Also include full error message when logging error to stderr.
Also include full error message when logging error to stderr.

nzlosh/st2,StackStorm/st2,StackStorm/st2,nzlosh/st2,StackStorm/st2,nzlosh/st2,Plexxi/st2,Plexxi/st2,nzlosh/st2,Plexxi/st2,StackStorm/st2,Plexxi/st2