Blender Git Loki

2.5 Interface:
* Implemented a new operator "WM_OT_properties_context_change" to switch to a different tab inside the properties window.
* This is used now inside the Modifier tab for Simulation Modifiers. Based on a mockup by Janne Karhu:
http://www.pasteall.org/pic/11261
http://www.pasteall.org/pic/11262

Rather than having a delete button there anymore, the button changes the context to Physics/Particles, where you can edit the settings and delete the actual simulation.