Fixed #19 - added slug field on type_view.
Fixed name in law type time series analysis dataset.
Fixed #18 - Added validation of council accounting district.
Simplified how issue #17 is handled.
Added Document manager that exclude non-law documents.
Added rss feed to law list and law list of a given type.
Improved backend for searching in filtering of ocntracts.

Substituted HTML anchors and JS by a Django form.
Added date range filtering.

Added dependency of bootstrap-daterangepicker.js and moment.js
to choose date range.
Fixed error on which contract search was too much restricting.
Added test case for PriceField.
Fixed 2 errors related to the new date range picker.
Fixed error when parsing places with more than 3 entries.
Added test case for DeltaTimeField of contracts crawler.
Improved robusteness of CPVSField of contracts crawler.

Added test case of it.
Added test case to CountryChoiceField of contracts crawler.
Added test case for ContractTypeField of contracts crawler.
Minor refactor of documentation.
Minor reformatting of PEP8 and docstrings.
Simplified how context of contracts lists is modified.
Fixed error on validation of certain contracts.

Added test case for regression.