3DFV and multiple fixes

Merged André Anjos requested to merge fv3d into master

This MR includes a bunch of new features and fixes:

  1. Improved Miura Matching
  2. Revamped preprocessor
  3. Fixed Maximum Curvature
  4. Use configuration files for all settings
  5. Adaptations to the new bob.bio.base interfaces
  6. New database support: 3D fingervein
Edited by André Anjos

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