The repository is checkout out as a submodule in the cellcognition repository.
git submodule init
git submodule updateIt is downloaded to dirctory <path/to/cellcognition/directory>/resources/battery_package. CecogAnalyzer copies automatically the demo data to the Applicaton folder. The path of the direcory is platform specific e.g. <User/user>/AppData/Roaming/CecogAnalyzer1.5.0 for Windows 7 and .CellCognition1.5.0 on Unix-like systems.