Added global settings for progress bar colours
Changed settings form to use colour picker class
CONTRIB-4989 Merging global colour config and tidying coding style
CONTRIB-5032: Adding support for 2.7 logging interfaces and caching
CONTRIB-5032: Adding support for 2.7 logging interfaces and caching
CONTRIB-5025: Respect grouping restrictions
CONTRIB-5032: fixing logging detection in earlier versions and tidying code
CONTRIB-5032: fixing problem with grouping creating an empty array of events
CONTRIB-5025: bumping version
CONTRIB-5048: Adding language string for cache