initial work on an LDM.
Merge branch 'master' into ldm
fixed an error and rearranged the methods
Merge branch 'master' into ldm
fix error in LDMApp
Merge branch 'master' into ldm
Merge branch 'master' into ldm
Updated createsim description
finished the sentence about config.xml
Merge branch 'ldm' of gitlab-vs.informatik.uni-ulm.de:rens.vanderheijden/veins