Fix for zoomBox fires map click Event (Issue #1884)
moved this._moved = false to the top of _onDown to fix an Issue von shift-click after dragging
Merge pull request #1952 from fastrde/fixNoShiftClickAfterDrag

fixes shift clicking Issue described in (Issue #1950)
Merge branch 'fixNoShiftClickAfterDrag'
Localization Support for Zoom Control
Code style adjusted for travis.
Again some whitespace removing. (Travis)
add attribution and update function
more consistent method name for ImageOverlay update
remove tailing spaces for jake build
Merge pull request #1958 from stsydow/master

Add attribution and update function to ImageOverlay [for master]
Merge branch 'zoomboxOnClickFix' of https://github.com/fastrde/Leaflet

* 'zoomboxOnClickFix' of https://github.com/fastrde/Leaflet:
  Fix for zoomBox fires map click Event (Issue #1884)
some tweaks to #1951
Merge remote-tracking branch 'upstream/master'
Adds Popup autoPanPadding(TopLeft & BottomRight) options. Fixes #1588
Use this._popupHandlersAdded to manage Marker popup event

Just like it's done in Path. This allows to cut event management on bindPopup
Merge pull request #1973 from yohanboniface/popupHandlersAdded

Use this._popupHandlersAdded to manage Marker popup event
Added Keycode 171 to support Firefox 22
Merge remote-tracking branch 'upstream/master'
Merge pull request #1981 from fastrde/fixFirefoxZoomIn

Added Keycode 171 to support zoomIn Firefox 22 & 23