Fix public and private ip address handling in the EC2 compute driver. Assign an empty list to the node object if no public / ip address is found instead of assigning a list with a "None" element.
Fix public and private ip address handling in the EC2 compute driver. Assign an
empty list to the node object if no public / ip address is found instead of
assigning a list with a "None" element.


git-svn-id: 9ad005ce451fa0ce30ad6352b03eb45b36893355@1195269 13f79535-47bb-0310-9956-ffa450edef68

JamesGuthrie/libcloud,sahildua2305/libcloud,lochiiconnectivity/libcloud,supertom/libcloud,niteoweb/libcloud,jimbobhickville/libcloud,cryptickp/libcloud,DimensionDataCBUSydney/libcloud,Jc2k/libcloud,schaubl/libcloud,mistio/libcloud,andrewsomething/libcloud,carletes/libcloud,mgogoulos/libcloud,wrigri/libcloud,iPlantCollaborativeOpenSource/libcloud,ZuluPro/libcloud,wuyuewen/libcloud,illfelder/libcloud,andrewsomething/libcloud,cryptickp/libcloud,curoverse/libcloud,mbrukman/libcloud,thesquelched/libcloud,jimbobhickville/libcloud,sfriesel/libcloud,sgammon/libcloud,munkiat/libcloud,mtekel/libcloud,briancurtin/libcloud,NexusIS/libcloud,SecurityCompass/libcloud,curoverse/libcloud,sergiorua/libcloud,aviweit/libcloud,mtekel/libcloud,techhat/libcloud,JamesGuthrie/libcloud,StackPointCloud/libcloud,illfelder/libcloud,briancurtin/libcloud,pquentin/libcloud,cloudControl/libcloud,DimensionDataCBUSydney/libcloud,mathspace/libcloud,sfriesel/libcloud,samuelchong/libcloud,Kami/libcloud,MrBasset/libcloud,SecurityCompass/libcloud,NexusIS/libcloud,Cloud-Elasticity-Services/as-libcloud,lochiiconnectivity/libcloud,NexusIS/libcloud,jimbobhickville/libcloud,sgammon/libcloud,aleGpereira/libcloud,ninefold/libcloud,DimensionDataCBUSydney/libcloud,jerryblakley/libcloud,Kami/libcloud,munkiat/libcloud,sahildua2305/libcloud,Verizon/libcloud,samuelchong/libcloud,sergiorua/libcloud,ZuluPro/libcloud,mistio/libcloud,cloudControl/libcloud,erjohnso/libcloud,iPlantCollaborativeOpenSource/libcloud,dcorbacho/libcloud,munkiat/libcloud,iPlantCollaborativeOpenSource/libcloud,SecurityCompass/libcloud,StackPointCloud/libcloud,Cloud-Elasticity-Services/as-libcloud,dcorbacho/libcloud,vongazman/libcloud,wido/libcloud,kater169/libcloud,mgogoulos/libcloud,ClusterHQ/libcloud,niteoweb/libcloud,Verizon/libcloud,aviweit/libcloud,aleGpereira/libcloud,wrigri/libcloud,Keisuke69/libcloud,Scalr/libcloud,watermelo/libcloud,mbrukman/libcloud,vongazman/libcloud,mbrukman/libcloud,pantheon-systems/libcloud,schaubl/libcloud,techhat/libcloud,cryptickp/libcloud,apache/libcloud,supertom/libcloud,curoverse/libcloud,mtekel/libcloud,pquentin/libcloud,wido/libcloud,apache/libcloud,ByteInternet/libcloud,schaubl/libcloud,Itxaka/libcloud,wuyuewen/libcloud,aviweit/libcloud,MrBasset/libcloud,wuyuewen/libcloud,aleGpereira/libcloud,mgogoulos/libcloud,MrBasset/libcloud,jerryblakley/libcloud,kater169/libcloud,smaffulli/libcloud,ClusterHQ/libcloud,atsaki/libcloud,marcinzaremba/libcloud,Keisuke69/libcloud,kater169/libcloud,Scalr/libcloud,ByteInternet/libcloud,supertom/libcloud,samuelchong/libcloud,niteoweb/libcloud,atsaki/libcloud,Cloud-Elasticity-Services/as-libcloud,thesquelched/libcloud,t-tran/libcloud,smaffulli/libcloud,thesquelched/libcloud,carletes/libcloud,briancurtin/libcloud,wrigri/libcloud,sfriesel/libcloud,cloudControl/libcloud,apache/libcloud,t-tran/libcloud,pantheon-systems/libcloud,sahildua2305/libcloud,mathspace/libcloud,pquentin/libcloud,Jc2k/libcloud,Verizon/libcloud,ByteInternet/libcloud,marcinzaremba/libcloud,Itxaka/libcloud,vongazman/libcloud,illfelder/libcloud,andrewsomething/libcloud,watermelo/libcloud,Kami/libcloud,techhat/libcloud,StackPointCloud/libcloud,watermelo/libcloud,mathspace/libcloud,ninefold/libcloud,wido/libcloud,carletes/libcloud,dcorbacho/libcloud,mistio/libcloud,Scalr/libcloud,jerryblakley/libcloud,lochiiconnectivity/libcloud,t-tran/libcloud,sergiorua/libcloud,pantheon-systems/libcloud,erjohnso/libcloud,Itxaka/libcloud,erjohnso/libcloud,marcinzaremba/libcloud,JamesGuthrie/libcloud,smaffulli/libcloud,atsaki/libcloud,ZuluPro/libcloud