added new relation save test
added new relation save test

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n/dbal,yurybykov/doctrine2,localheinz/doctrine2,Tobion/doctrine2,verschoof/doctrine2,BenMorel/dbal,stchr/dbal,issei-m/doctrine2,ehimen/doctrine2,brenodouglas/doctrine2,lafourchette/dbal,easybiblabs/dbal,xhuberty/doctrine2,lcobucci/dbal,Ocramius/dbal,PatidarWeb/doctrine2,steevanb/doctrine2-fix-persistent-collection-clear,acrobat/doctrine2,zeroedin-bill/doctrine2,aivus/doctrine2,v-bartusevicius/dbal,z38/doctrine2,Amrit01/doctrine2,v-bartusevicius/dbal,DHager/dbal,doctrine/annotations,mRoca/dbal,shieldo/doctrine2,dag-io/doctrine2,PatidarWeb/doctrine2,wuxu92/dbal,LionwareSolutions/dbal,javiereguiluz/doctrine2,doctrine/common,meeuw/doctrine2