Altered "ensure_models_loaded" to include models with namespaces within subfolders of the models directory.
Altered "ensure_models_loaded" to include models with namespaces within subfolders of the models directory.

Virtual-Liver-Network/seek,HITS-SDBV/seek,SynthSys/seek,stuzart/seek,Virtual-Liver-Network/seek,HITS-SDBV/seek,SynthSys/seek,stuzart/seek,BioVeL/seek,HITS-SDBV/seek,stuzart/seek,aina1205/nmtrypi-seek,HITS-SDBV/nmtrypi-seek,aina1205/nmtrypi-seek,BioVeL/seek,BioVeL/seek,HITS-SDBV/nmtrypi-seek,SynthSys/seek,kjgarza/frame_experiment,aina1205/nmtrypi-seek,Virtual-Liver-Network/seek,Virtual-Liver-Network/seek,kjgarza/frame_experiment,kjgarza/frame_experiment,SynthSys/seek,HITS-SDBV/nmtrypi-seek,HITS-SDBV/seek,kjgarza/frame_experiment,aina1205/nmtrypi-seek,BioVeL/seek,HITS-SDBV/nmtrypi-seek