Make a Debugview 2.0 called DebugVisualizer that is portable

[janwilmans]

• gantt chart timeline with markers to visualize processes and bottlenecks
• mullti level / stacked gantt chart suggested by peter bindels to visualize chronological data that is spaced unevenly (decades vs. seconds)
• pluggable input sources
• pluggable visualizers

see https://github.com/CobaltFusion/DebugVisualizer