Added python-requests to nailgun.spec
Added python-requests to nailgun.spec

There is also fuel-web patch which adds
requests to nailgun/requirements.txt

fuel-web patch: I73db9cd7724291dc57904834d38dbe9afb371462

Change-Id: I280de416af0079da1976ab37112dbf8764ef2839
Closes-Bug: 1393859

dancn/fuel-main-dev,zhaochao/fuel-main,stackforge/fuel-main,AnselZhangGit/fuel-main,zhaochao/fuel-main,ddepaoli3/fuel-main-dev,stackforge/fuel-main,teselkin/fuel-main,teselkin/fuel-main,AnselZhangGit/fuel-main,teselkin/fuel-main,AnselZhangGit/fuel-main,dancn/fuel-main-dev,dancn/fuel-main-dev,SergK/fuel-main,Fiware/ops.Fuel-main-dev,ddepaoli3/fuel-main-dev,SergK/fuel-main,eayunstack/fuel-main,SmartInfrastructures/fuel-main-dev,ddepaoli3/fuel-main-dev,zhaochao/fuel-main,zhaochao/fuel-main,SmartInfrastructures/fuel-main-dev,huntxu/fuel-main,Fiware/ops.Fuel-main-dev,stackforge/fuel-main,eayunstack/fuel-main,SmartInfrastructures/fuel-main-dev,Fiware/ops.Fuel-main-dev,AnselZhangGit/fuel-main,SmartInfrastructures/fuel-main-dev,huntxu/fuel-main,zhaochao/fuel-main,ddepaoli3/fuel-main-dev,teselkin/fuel-main,huntxu/fuel-main,SergK/fuel-main,eayunstack/fuel-main,dancn/fuel-main-dev,Fiware/ops.Fuel-main-dev