able to resize dragbox
tests for resizing dragbox
change cursor when hovering over sides
build files
correct cursor styles
build file
Merge branch 'dragevents' into dragresize

Conflicts:
	plottable.js
	src/interactions/drag/xDragBoxInteraction.ts
	src/interactions/drag/xyDragBoxInteraction.ts
	src/interactions/drag/yDragBoxInteraction.ts
fixes to resizing
xydragbox fixes
tests for YDragBox
cover edge cases for cursor style
Merge branch 'dragevents' into dragresize
change `enableResize()` and `disableResize()` to `resize(boolean)`
Merge branch 'dragevents' into dragresize

Conflicts:
	plottable.d.ts
	plottable.js
	src/interactions/drag/dragBoxInteraction.ts
	src/interactions/drag/dragInteraction.ts
Merge branch 'master' into dragresize
make `lastCursorStyle` "private"
make `isResizing` public
Merge branch 'master' into dragresize

Conflicts:
	plottable.d.ts
	test/tests.js
have `_isCloseEnough()` take padding as an argument
a more understood signature for _isCloseEnough()