SOFA exports now uses spherical coordinates for the SourcePosition field, as defined in SOFA 1.0 specs

plotModel function: fixed bug plotting multiple source and receivers, now works also for older matlab versions

- fixed coordinate transformation bug in plotSphereEnergy-functions

reverted input data parsing from last checking, added more examples on how to use the function. There are still some unresolved issues, upcoming revision...

moved new the raven demo script for the shoebox room to the new Raven folder in the SoundFieldSimulation application

Clean up soundfield simulation related applications

See merge request !8

Cleanup of sound field simulation related folders lead to path changes. The toolbox setup should be rerun to update the path.

- added example script for the simulation of a shoebox room created by this method

ita_raven_demo: reset default particle count to 20k
load_ac3d: axes in plotModel function on by default

-removed xml related stuff (in future, this will be part of the RAVEN installation)

-added license file

-moved all xml export related files to xml folder
-helper functions were moved to a private subfolder

-removed since it was unused and same as the Matlab filesep function

-moved function to private folder since it was only used by itaRavenProject

-internal class renaming
-added wrapper function to remain old functionality
-renamed class usages in itaRavenProject

-step 1: file renaming

-seem to be unused files originating from Kunkemöller's Diplomarbeit

- removed logo for now
- all protocol files will now be moved to a subfolder
- changed internal path handling