Initial commit of old matlab files from school and otherwise.
Updating the repo with latest plot files.
Added comment to describe function.
Added functions to pick colours for plotting.
Added sample Aurora communication file.
Updated main TRE formulas and formalized the test script.

Calls to the optimized isotropic FLE formula has been made from the main
file, and the test script as been formalized to state pass and fail
criteria.
Moved TREtest.m to ./testing/testTRE.m

Moved the test file to a testing specific folder to better organize the
testing.  This will be an ongoing project to fix up this set up code.
Added non-homogenous testing to TRE tests.

TRE test script now contains a collection of non-homogenous testing and
also some basic controls to enumerate the testing properly and add
verbosity.
Fixed aniso reg methods and clean up duplicate code.

Isotropic registration methods, SVD and Horn, moved to registration
folder.
Fitzpatrick's anisotropic registration algorithm added in its own folder.
Duplicate code removed and options added using varargin.
Fixed varargin variable parameters.
Moved tool principal axes script to miscellaneous folder.
Moved some Monte Carlo methods into the proper folder.
Moved some more files to improve organization.
Fixed up a test script and moved it to miscellaneous for now.
Moved some sample situations to misc directory.
Renamed tre directory to target_error directory.
Reorganize estimation code.
More reorganization of the code.
Yet again, some more reorganization.
More reorganization of the code to better find stuff.