Improve the query to get top authors so that it doesn't
use the companies-related tables if no filter on companies is used.
Modified GetTopOpeners, GetTopClosers to not use companies tables
if no filter is present.
Merge pull request #22 from jgbarah/upstream

Improve the query to get top authors so that it doesn't use companies-related tables (reopen)
Merge pull request #23 from jgbarah/no-comp-its

Modified GetTopOpeners, GetTopClosers to not use companies tables
Added missing dependency
Added zoo as a dependency.
Add projects filter for MLS data source
Merge pull request #25 from jgbarah/feature-dpend

Added missing dependency
Implemented repository data removal. Time to test all code.
Merge branch 'master' of https://github.com/VizGrimoire/GrimoireLib
No remove upeople_* mappings.
Removed pprint.
Fixed query.
Fixed corner case when no columns in the SQL result.
Implemented tracker removal. Time for testing.
Use long for week ids and do not transform to string in completePeriodIdsWeeks.
Use the period param and do not fix a specific period.
Added data about total countries, companies and repositories.
Feature #26, move out of the library read_options function

This is dependent on the customers of the library, and not an
option of the library itself
Fix issue #27, do not call generic functions in GrimoireSQL.py

Those functions were expected to be generic, but they are focused
on SCM schema.
Fix issue #27, do not call generic functions in GrimoireSQL.py

Those functions were expected to be generic, but they are focused
on SCM schema.
Added new companies, countries and domains total number metrics to test JSON.