SAK-22704 Gradebook import item allows user to add item with empty points resulting in NPE stacktrace 
SAK-22704 Gradebook import item allows user to add item with empty points resulting in NPE stacktrace 


git-svn-id: 544c358cc09106d3ca69bf3799573b8ef390fbe0@114259 66ffb92e-73f9-0310-93c1-f5514f145a0a

buckett/sakai-gitflow,colczr/sakai,ouit0408/sakai,bzhouduke123/sakai,introp-software/sakai,introp-software/sakai,wfuedu/sakai,wfuedu/sakai,bkirschn/sakai,wfuedu/sakai,OpenCollabZA/sakai,duke-compsci290-spring2016/sakai,duke-compsci290-spring2016/sakai,kingmook/sakai,kingmook/sakai,bzhouduke123/sakai,ktakacs/sakai,pushyamig/sakai,tl-its-umich-edu/sakai,hackbuteer59/sakai,clhedrick/sakai,whumph/sakai,willkara/sakai,OpenCollabZA/sakai,puramshetty/sakai,OpenCollabZA/sakai,udayg/sakai,lorenamgUMU/sakai,Fudan-University/sakai,OpenCollabZA/sakai,rodriguezdevera/sakai,duke-compsci290-spring2016/sakai,tl-its-umich-edu/sakai,puramshetty/sakai,whumph/sakai,frasese/sakai,kingmook/sakai,Fudan-University/sakai,ouit0408/sakai,wfuedu/sakai,kingmook/sakai,willkara/sakai,kingmook/sakai,Fudan-University/sakai,conder/sakai,colczr/sakai,introp-software/sakai,hackbuteer59/sakai,joserabal/sakai,bzhouduke123/sakai,clhedrick/sakai,ouit0408/sakai,Fudan-University/sakai,udayg/sakai,noondaysun/sakai,buckett/sakai-gitflow,wfuedu/sakai,surya-janani/sakai,ktakacs/sakai,zqian/sakai,whumph/sakai,surya-janani/sakai,pushyamig/sakai,bzhouduke123/sakai,bzhouduke123/sakai,hackbuteer59/sakai,lorenamgUMU/sakai,tl-its-umich-edu/sakai,clhedrick/sakai,surya-janani/sakai,tl-its-umich-edu/sakai,Fudan-University/sakai,kingmook/sakai,bkirschn/sakai,rodriguezdevera/sakai,joserabal/sakai,zqian/sakai,bzhouduke123/sakai,tl-its-umich-edu/sakai,kwedoff1/sakai,udayg/sakai,udayg/sakai,puramshetty/sakai,ktakacs/sakai,duke-compsci290-spring2016/sakai,liubo404/sakai,colczr/sakai,noondaysun/sakai,rodriguezdevera/sakai,pushyamig/sakai,liubo404/sakai,lorenamgUMU/sakai,tl-its-umich-edu/sakai,buckett/sakai-gitflow,lorenamgUMU/sakai,whumph/sakai,conder/sakai,Fudan-University/sakai,clhedrick/sakai,frasese/sakai,hackbuteer59/sakai,colczr/sakai,wfuedu/sakai,rodriguezdevera/sakai,frasese/sakai,colczr/sakai,kingmook/sakai,kwedoff1/sakai,bkirschn/sakai,zqian/sakai,clhedrick/sakai,liubo404/sakai,joserabal/sakai,zqian/sakai,buckett/sakai-gitflow,whumph/sakai,puramshetty/sakai,ktakacs/sakai,frasese/sakai,buckett/sakai-gitflow,zqian/sakai,duke-compsci290-spring2016/sakai,rodriguezdevera/sakai,duke-compsci290-spring2016/sakai,buckett/sakai-gitflow,frasese/sakai,wfuedu/sakai,duke-compsci290-spring2016/sakai,puramshetty/sakai,willkara/sakai,kwedoff1/sakai,puramshetty/sakai,conder/sakai,liubo404/sakai,conder/sakai,zqian/sakai,hackbuteer59/sakai,kwedoff1/sakai,joserabal/sakai,joserabal/sakai,introp-software/sakai,OpenCollabZA/sakai,noondaysun/sakai,buckett/sakai-gitflow,liubo404/sakai,udayg/sakai,willkara/sakai,hackbuteer59/sakai,conder/sakai,OpenCollabZA/sakai,frasese/sakai,udayg/sakai,bkirschn/sakai,tl-its-umich-edu/sakai,Fudan-University/sakai,willkara/sakai,noondaysun/sakai,liubo404/sakai,noondaysun/sakai,bkirschn/sakai,udayg/sakai,willkara/sakai,conder/sakai,ouit0408/sakai,introp-software/sakai,udayg/sakai,Fudan-University/sakai,ktakacs/sakai,liubo404/sakai,surya-janani/sakai,pushyamig/sakai,kwedoff1/sakai,puramshetty/sakai,zqian/sakai,surya-janani/sakai,introp-software/sakai,ouit0408/sakai,whumph/sakai,noondaysun/sakai,bkirschn/sakai,lorenamgUMU/sakai,introp-software/sakai,colczr/sakai,ktakacs/sakai,OpenCollabZA/sakai,tl-its-umich-edu/sakai,whumph/sakai,buckett/sakai-gitflow,puramshetty/sakai,bzhouduke123/sakai,kwedoff1/sakai,pushyamig/sakai,OpenCollabZA/sakai,joserabal/sakai,surya-janani/sakai,ktakacs/sakai,noondaysun/sakai,ouit0408/sakai,ouit0408/sakai,conder/sakai,pushyamig/sakai,pushyamig/sakai,duke-compsci290-spring2016/sakai,kingmook/sakai,rodriguezdevera/sakai,clhedrick/sakai,bzhouduke123/sakai,rodriguezdevera/sakai,lorenamgUMU/sakai,willkara/sakai,bkirschn/sakai,lorenamgUMU/sakai,willkara/sakai,surya-janani/sakai,zqian/sakai,pushyamig/sakai,liubo404/sakai,joserabal/sakai,surya-janani/sakai,hackbuteer59/sakai,hackbuteer59/sakai,frasese/sakai,kwedoff1/sakai,ouit0408/sakai,frasese/sakai,conder/sakai,noondaysun/sakai,joserabal/sakai,whumph/sakai,kwedoff1/sakai,wfuedu/sakai,ktakacs/sakai,clhedrick/sakai,colczr/sakai,rodriguezdevera/sakai,introp-software/sakai,clhedrick/sakai,colczr/sakai,bkirschn/sakai,lorenamgUMU/sakai