SOA methods & refactoring

Extended update related to Automatic Non-rigid Histological Image Registration (ANHIR) submission, adding SOA methods, package refactoring, updating evaluation. Also, the ANHIR notebook with visual comparisons is updated accordingly.

Added State-of-The-Art methods:

• ANTs & ANTsPy
• DROP2
• Elastix
• RVSS (ImageJ)

Main changes:

• cut-out package tests
• use package relative imports
• add command timeout & fix hist. match
• rename measures TRE, IRE
• update eval. submission
  • eval: jit filter landmarks
  • update compute stats
• minor refacroting:
  • rename some variables & parameters
  • simplify expt. mains - Bm.main
  • move constants/methods to class
  • move Experiments to birl.utilities.experiments
  • rename visualisation and cls_benchmarks
• update ANHIR results in ipynb
• using enlighten progress-bar
• update docs & fix ReadTheDocs
• resize sample images/landmarks