#1755 point based outliers/minmax
fixing corner cases
fixing picking corner case
Merge branch 'develop' of git@github.com:Caleydo/caleydo-dev.git into
develop

Conflicts:
	org.caleydo.view.histogram/src/org/caleydo/view/histogram/v2/ABoxAndWhiskersElement.java
#1777 scrolling decorator can now use "global" mouse wheel
start with visualization description for IGLelementFactory
Merge branch 'develop' of git@github.com:Caleydo/caleydo-dev.git into develop
bugfixing + glelement descriptor
 * fixing mouse dragging offset
 * continue with glement description
 * add item lcoator for kaplan maier plot
 * fixing table lookup corner cases