Made the PSMProcrustesFunction class templated to allow for N-dimension registration. Added a test for PSMProcrustesFunction and PSMProcrustesRegistration for 2D data. Also added data for running the tests. Added a test for PSMEntropyModelFilter for 2D data. Renamed some of the data files.
Added new data to check for registration of translated point sets by PSMProcrustesFunction
Update PSMProcrustesFunction2DTest.xml

Fixed typo
Fixed typos
Added step to check if registration is correctly done
Fixed typos
Added test for PSMEntropyModelFilter for 2D data
Merge branch 'master' of github.com:sbengali/ITKParticleShapeModeling
Added 2D test data for PSMEntropyModelFilter2DTest. Also changed the path for the test data in CMakeLists.
Moved file to Data/Cardiac
Added new mixed effects code
made changes to incorporate different timepoints for different individuals
Added new data for Mixed Effects Model Filter test. Modified the test to print out the values for intercept and slope.
Made edits to comments
Changed the name of the xml tag that contains the time points from mixed_effects_test to explanatory_variables
Modified the intercept and slope output to files.
Added check for calculating matrix inverse
Added PSM Command Line Tool
Added PSM Command Line Class
Added xml parameter file to test the PSMCommandLineTool