Add stack trace to exception handler.
Add stack trace to exception handler.

ashwinrayaprolu1984/TaskBoard,woodworker/TaskBoard,ZM-git/TaskBoard,HernanFaustino/ProjectsBoard,kiswa/TaskBoard,jeremiahmarks/TaskBoard,ganquan0910/TaskBoard,ganquan0910/TaskBoard,kiswa/TaskBoard,jeremiahmarks/TaskBoard,HernanFaustino/ProjectsBoard,jeremiahmarks/TaskBoard,ashwinrayaprolu1984/TaskBoard,oh-em-gee/TaskBoard,momo-aux/TaskBoard,woodworker/TaskBoard,oh-em-gee/TaskBoard,kiswa/TaskBoard,ZM-git/TaskBoard,HernanFaustino/ProjectsBoard,momo-aux/TaskBoard,woodworker/TaskBoard,vinnugaa/TaskBoard,oh-em-gee/TaskBoard,ganquan0910/TaskBoard,kiswa/TaskBoard,wangjun/TaskBoard,ashwinrayaprolu1984/TaskBoard,ZM-git/TaskBoard,wangjun/TaskBoard,oh-em-gee/TaskBoard,ganquan0910/TaskBoard,HernanFaustino/ProjectsBoard,ashwinrayaprolu1984/TaskBoard,momo-aux/TaskBoard,woodworker/TaskBoard,kiswa/TaskBoard,vinnugaa/TaskBoard,jeremiahmarks/TaskBoard,vinnugaa/TaskBoard,ZM-git/TaskBoard,wangjun/TaskBoard,momo-aux/TaskBoard,wangjun/TaskBoard,vinnugaa/TaskBoard