indicate which handler was manipulated.
bit better naming.
move lastvalues code into seperate block
test example
add test in as well
broken test example.
reorg structure
Implemented limits
Letting the handles constraining values
No need to create an option in the bar, since handles are constraining values
Somes fixes.
Merge branch 'limits'

Conflicts:
	jQRangeSliderBar.js
Call _normalizeLimits before parent constructor so that the handles have the correct types.
Fixes _setLimits limits types
Check if limits not undefined whether of number type in handles
Bug fix (bouncing handles)
Bug fix
Fix the bouncing handles (really this time)
Setting correct element height, in order to make it easier to display in context.
Version 5.2.°