[cv6] Dice Roller 2.5.0 Release Candidate 2

• Removed a unwanted label
• Moved three import XML to the folder src/addons/cv6/import/
• fixed a classidentifier

Added missing phrases
Added Sample Import XML Files

Bugfixes:

• Install will run on lower DB Versions (removed default from BLOB)
• fixed permissions

New Features:

• added InlineMod function to delete/undelete all rolls from a thread
• new permission for InlineMod