allow for long action buttons
refactor modeHandlers and actions, create actions every time when handler is clicked
Delete last point action (fix #229, #236)
forgot to remove debug property
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Reset the edit dash array style when exiting edit mode.
Ensure that the context is passed into `off` where was present for `on`. See https://github.com/Leaflet/Leaflet/commit/5af4f0ea9b1f3d1f3c033b7eb8cd8b26b6f33c70
Merge pull request #245 from atombender/master

Fire event 'editstart' on shape edit
text → title for toolbar buttons
When in edit/delete mode, revertLayers has to be called
when another handler is clicked on.
Reorder code that enable/disable edt/delete handlers.
Add draw:deletestart and draw:deletestop events.
do not add empty toolbars (fix ie8 artifacts)
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/edit/EditToolbar.js
Extend changes to enable/disable in Draw.Feature.js.
Merge pull request #242 from Zverik/undo

Refactor toolbars, add "delete last point" action (fix #229, #236 and probably some others)
Add ability to programatically  add a vertex to a poly during drawing. fixes #244
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Reduce code duplication.
Refactor from to inheritance based to keep in line with rest of lib.
Update CHANGELOG