Allow chaining on Trail's mutators
Progress with SVGLayer proper fragment/group handling for add/remove
Path refactor for removing SVG defs
SVGLayer removal of old trails
Switching over to new SVG trail handling
Adding addNodeFromTrail/removeNodeFromTrail to Layer
Trail copy fix (yay mutability), + refactoring out what was initializeBoundaries
Setting up refreshLayers template, handling layer refresh events
Fixes and handling for insertChild layer refreshing
Proper layer refreshin
Actually calling refreshLayers
Adding TODOs as errors, partial implementation. Sleep time!
Record layer type
Handle walking the layer builder's preferred layer type stack up to the start pointer
Removing unneeded code and verified TODOs
More fleshing out of layer refresh
Stop catching errors on renderer-comparison
Argument passing trick
Fixing reverted lines
Bugfix to return preferred layer type