970267 - removing the use of a parameter that didn't exist in python 2.6. Thankfully I was passing the default value anyway, so the 2.6 behavior is what I want even without the parameter.
970269 - making the 'id' attribute of errata references optional, since evidence suggests that they are not present in rhel6 repos.
Merge branch 'mhrivnak-970267'
Merge branch 'mhrivnak-970269'