Simple Species copy implemented (no compartment option, yet).
Make naming for new Events match COPASI convention.
add functionality to copy complete models
change existing model merging to use threads

The functionality to add a model to an existing one did not yet use a
second thread. The model adding now is implemented similar to model
loading.
functionality to replace certain objects in a model
- tweaked Java bindings, to include crosssection, EFM, Moieties & LNA
- updated project files
Fixed to compile without WITH_MERGEMODEL defined.
First steps to use the link matrix based on the Jacobian for MCA.