Added:
- list all active devices (with sn, barcode, venture, role, remarks)
- list all deleted devices
- export to csv devices
Added:
- list all active devices (with sn, barcode, venture, role, remarks)
- list all deleted devices
- export to csv devices
Merge branch 'master' of git://github.com/allegro/ralph into dev-list

Conflicts:
	src/ralph/ui/static/ui/custom.css
	src/ralph/ui/views/reports.py
fix comment
remove important
Fixed incorrect handling of AttributeError on reports. component_type was not set.
remove empty class
reg comment
Impact report - changed alghoritm of detecting affected CIs. Improved performance by margin 10x. Removed one of the unused charts
Refactoring & fixes
Merge branch 'master' of https://github.com/allegro/ralph into impact_fix
PR#418 fixes and improvements. Changed recursion to stack structure. Better naming
Update src/ralph/ui/views/reports.py
Add an option to clear priorities on the model attributes in catalog
Merge pull request #393 from wmatyskiewicz/dev-list

Show all devices in report
Even more compact.
Allow changing the parent in verified devices
Simplify localboot.txt
rfactor preboot_view and show a message when preboot is missing.
Update src/ralph/cmdb/views.py

Validating ci_id - int(ci_id)