update report
Merge branch 'master' of https://github.com/francktcheng/BSERROR
update
Conflicts:
	doc/report/report.pdf
Merge branch 'master' of https://github.com/francktcheng/BSERROR
update
Conflicts:
	doc/report/bu.aux
	doc/report/report.bbl
Merge branch 'master' of https://github.com/francktcheng/BSERROR
update
update