related #1937 adding support for the validator (will break not updated plugins)
Add DT_UPSState DT_UPSEvent in agreements with xPL Specification
DT_UPSEvent rewrite to respect displayble key
DT_UPSEvent fix typo
Merge pull request #56 from Nico0084/master

Add DT_UPSState DT_UPSEvent in agreements with xPL Specification
Work on #1937 : rename all device_type as instance_type
Work on #1937 : rename all device type as instance type
Work on #1937 : rename all DeviceType as InstanceType
Work on #1937 : doc update related to previous rename actions commits
Fix #1942
doc : fix
products is not a list anymore but a dictionary
fixed the device creation page
Fixed error on admin template "RuntimeError: maximum recursion depth exceeded"
Remove useless external folder
Rename device to instancein all py files
Rename Device To Instance in all py files
Rename *device* files to *instance* files
Rename *device* files to *instance* files
dmg_package : check the hash