Double quote all string with space for Pajek writer. Addresses #602
Double quote all string with space for Pajek writer.
Addresses #602

michaelpacer/networkx,beni55/networkx,kernc/networkx,OrkoHunter/networkx,jni/networkx,goulu/networkx,jakevdp/networkx,kai5263499/networkx,chrisnatali/networkx,dhimmel/networkx,farhaanbukhsh/networkx,dmoliveira/networkx,dmoliveira/networkx,kernc/networkx,jtorrents/networkx,ghdk/networkx,andnovar/networkx,debsankha/networkx,NvanAdrichem/networkx,jakevdp/networkx,aureooms/networkx,bzero/networkx,jakevdp/networkx,RMKD/networkx,jfinkels/networkx,cmtm/networkx,nathania/networkx,kai5263499/networkx,dmoliveira/networkx,sharifulgeo/networkx,RMKD/networkx,harlowja/networkx,chrisnatali/networkx,chrisnatali/networkx,jni/networkx,JamesClough/networkx,yashu-seth/networkx,jcurbelo/networkx,bzero/networkx,ionanrozenfeld/networkx,farhaanbukhsh/networkx,harlowja/networkx,aureooms/networkx,jni/networkx,dhimmel/networkx,dhimmel/networkx,bzero/networkx,harlowja/networkx,blublud/networkx,aureooms/networkx,RMKD/networkx,ionanrozenfeld/networkx,blublud/networkx,debsankha/networkx,debsankha/networkx,sharifulgeo/networkx,Sixshaman/networkx,farhaanbukhsh/networkx,SanketDG/networkx,ghdk/networkx,kai5263499/networkx,ltiao/networkx,blublud/networkx,nathania/networkx,ghdk/networkx,jtorrents/networkx,sharifulgeo/networkx,ionanrozenfeld/networkx,tmilicic/networkx,nathania/networkx,kernc/networkx,wasade/networkx