check in old format csv file

Change-Id: I04b4f398289284bebf9916d3292094ff431438af
fix sort order in several reports: alpha descending -> ascending

Change-Id: Ic62c9e8f0e611ee6408b5c48aa70af6ed7b5d4c5
Merge branch 'master' of ssh://gerrit.wikimedia.org:29418/analytics/wikistats