wrap dict.update tuples argument with dict() to work with python2.3
wrap dict.update tuples argument with dict() to work with python2.3

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extra : convert_revision : svn%3A3ed01bd8-26fb-0310-9e4c-ca1a4053419f/networkx/trunk%40212

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