remove Java references to layer manager
ditch references to legacy layer manager
fix the view name from layer manager to IOutline
remove the old plugin
remove the plugin dependency
replace Layer Manager references with OutlineView in help & cheat sheets
replace Layer Manager references with OutlineView in ASSET help & cheat sheets
remove remaining references to Layer Manager
replace images that used Layer Manager
Merge branch 'master' into issue671_LayerMgr
introduce image for calculated range
introduce extra index entry
include guidance on super-accurate time editing
Merge pull request #726 from debrief/issue671_LayerMgr

Issue671 layer mgr