Added new CSV files to export.
Created initial Analytics::Export module for analyzed/referenced data csv export functionality.
Added filter method and default values to analytics exports.
Made analytics Aggregate.data able to handle all_time granularity argument.
Refactored analytics export to use Aggregate.data for more efficient data fetching from db. Added benchmarking output to console.
Refactored, made analytics csv_analyzed report generation over 50 times faster.
Added benchmarking to analytics csv_analyzed rake task.
Created analytics database backup rake task backup:analytics.
Merge pull request #720 from UM-USElab/updated-analytics-2

Updated analytics 2