AH-422 added xml-file for particles
Merge remote-tracking branch 'origin/master' into AH-422_Particles_XML-files
AH-422 changed the system to fit "one-file -> one-particleeffect"

Added basic xml-file reading
AH-422 finally completed reading A definition from a XML-file

TODO: make it possible to read in more then one effect within the particle effect file
Merge remote-tracking branch 'origin/master' into AH-422_Particles_XML-files
Merge remote-tracking branch 'origin/master' into testing