Automatically activate pan tool on mousedown
Fix zoom -> wheel_zoom in data_select_tool.py
Auto deactivate box zoom tool if wasn't activated with button
Activate box select tool with shift key (ctrl is used for box zoom)
Hack ResetTool to deactivate itself immediately
Make WheelZoomTool active unless other tool is active
Merge pull request #312 from mattpap/auto-pan

Automatically activate pan tool on mousedown