Ralph-assets

~~~~~

* Added Warehouse column to template bulk_edit file

~~~~~

* Changed limit in sn field when add/edit new device

* Visual grouping fields invoice_date and invoice_report when bulk edit assets

* Added deprecation rate field to bulk edit assets

* Added warehouse field to bulk edit assets

~~~~~

* cores_count from Asset returns 0 instead of None

~~~~~

* Add invoice date column to search table

~~~~~

* Fix bulk edit autocomplete

* Added 25 as default value of deprecation_rate

* Created a method in API to retrieve warehouses

* Added fields like venture_id, is_blade, cores_count, power_consumption, height_of_device and warehouse_id to get_assets API

* Added fields like power_consumption and height_of_device to AssetModel model

* Moved category from Asset model to AssetModel model

* Added cores_count method as property to Asset model

~~~~~~

* fixes of Discovered column. Also it shows now on csv reports.