added != null to skip some parameters in getMutants(...)
Merge branch 'master' of https://github.com/mpi2/PhenotypeArchive.git
added overview graphs n phenotype page
Merge branch 'master' of https://github.com/mpi2/PhenotypeArchive.git
Added the graph on phenotype page for parameters with categorical data.
Showing only one graph at the momemnt because we don't have the slider
yet, but all are computed.