Merge pull request #51 from ChrisBoesch/master

update
Merge pull request #17 from ChrisBoesch/master

update
minor change (deug for story selection)
Merge pull request #338 from LI-HE/master

minor change (deug for story selection)
Merge pull request #339 from ruijunhuang2010/master

Merge pull request #51 from ChrisBoesch/master
added back the filter function
small format change
Merge pull request #340 from LI-HE/master

added back the filter function
change back
Merge pull request #341 from LI-HE/master

change back
Merge pull request #107 from ChrisBoesch/master

Updates