New fields in models to work with the analytics. New migration files too.
Added new fields last_modified to the graph and data models. New migration file created for graphs.
Adding logic to work with the last_modified field into the mixins file of the graphs app.
New migration files for analytics including the data dump models.
Last changes in the lookups of the query builder. We have added the functionality for idoesnotcontain and between.
New migration file for data app with the new fields for check the modifications.
Changed the initial migration for analytics. We have added the dump model and we have removed the graph foreign key in analytics.
Changes in the celery tasks for the analytics due to the new dump model.
Some changes in the graphs visualization templates to select stored analytics.