RDP: move training set out of utility to tools. Move more functionality to it
RDP: remove outdated and unused reader
RDP Training Set: rm training from path/set name; use file spec catfile; allow creation of invalid object, check if files exist when requested; addded/updated tests
RDP ListGenera: moved setting training set path to create from errors; use training_set_path and training_set_name as props and vars; added tests
RDP: forgot to change the training set inferface in classifier base
Merge pull request #197 from ebelter/rdp-training-set

Rdp training set