v1.2.0
remove comment in Control.Layers.js: TODO keyboard accessibility (#5684)
fix non-extendable objects regression of 1.1.0
Make L.Draggable._dragging "public" again (#5659)
docstrings: Typo in Projection.LonLat.js (#5532)
Make L.LineUtil._flat public as L.LineUtil.isFlat (#5667)
Updated Readme Logo (#4701)
Throw if argument to addLayer is not actually a layer (#5689)
Docstrings(Map/Grid+TileLayer): improve minZoom and maxZoom explanations (#5573)