Added Examples in doc/examples/reconst_canal.py
tests fixed
First Draft of Mauro Shore
updating canal.py
BF: multi_voxel_model was changed to multi_voxel_fit in canal.py
add b0 image, calculate odf directly on the sphere
fixed bugs, add cache for shore_matrix_pdf and shore_matrix_odf
added b0 and odf on the sphere.
add comments in canal.py
add comment and refernces in voxel.py for pdf, rtop and msd
add example for the metrics of canal.py rtop and msd
fixed indentation
fixed indentation
add a first draft for the test of canal metrics
Modify canal.py in order to standadize it to the dipy funcitons, also the tests and the examples are modified
fix comments on all canal files
fix comments on the metrics in voxel.py
changed the name of the model from canal.py to shore.py
added the shore files
eliminated comments abstract class