Add Marsaglias Ziggurat algorithm
Add Marsaglias Ziggurat algorithm

AlecZorab/spire,guersam/spire,JackSullivan/spire,rklaehn/spire,non/spire,tixxit/spire,woparry/spire,adampingel/spire,codeaudit/spire,siddhartha-gadgil/spire,tixxit/spire,woparry/spire,AlecZorab/spire,JackSullivan/spire,adampingel/spire,kevinmeredith/spire,siddhartha-gadgil/spire,rklaehn/spire,kevinmeredith/spire,non/spire,guersam/spire,codeaudit/spire