Changes

* [https://processing-js.lighthouseapp.com/projects/41284-processingjs/milestones/60659-06-release-date 0.6 Update] * Merging from Anna's branch* Discuss Dave's [https://processing-js.lighthouseapp.com/projects/41284/writing-automated-tests test framework] if it's going to be mandatory for 0.6+ * PGraphic * smooth/ nosmooth * Zenit wiki cleanup * P3D V.S. OPENGL * ProfilingStatus Check