Mod. move query dependencies out of metric classes. https://github.com/rfaulkner/E3_analysis/issues/42
rm. removed unused ref to a Connector.
mod. total_weight simply sums the total number of weight values independent of the weighting method.
mod. change log level on connection retries to 'debug'.
mod. redefine 'average' aggregator for revert_rate.
fix. merge setup.py implementations.
mod. update setup definition from distutils.
add. project meta data.
fix. in format_namespace ensure that a copy of the set containing namespaces is passed.
Fix. reference to 'namespace_of_edits' metric in QUERY_PARAMS_BY_METRIC.
Mod. .gitignore.
Add. Project docs.
mod. moved query logic for live_account into query_calls module. https://github.com/rfaulkner/E3_analysis/issues/42
rm. modules for modeling metrics - this has been moved to the project https://github.com/rfaulkner/runway.
mod. update distutils refs in setup.py and README.
mod.  move UserMetric._escape_var to query_calls module.
mod.  move MySQL query dependence out of bytes_added
fix. PEP-8 compliance
mod.  move MySQL query dependence out of revert_rate
fix.  reference to revert_rate query call.