add a second application
Add a second application in form of the Gierer-Meinhardt model. This MR should cover the functionality for having more than one application. The Gierer-Meinhardt application itself will be improved in other dedicated MRs.
Add a second application in form of the Gierer-Meinhardt model. This MR should cover the functionality for having more than one application. The Gierer-Meinhardt application itself will be improved in other dedicated MRs.