evaluation stage
document evaluation stage
refactor option generation in evaluation stage
refactor evaluation_stage helper functions
get rid of classification v.s. regression dichotomy -- unsupported right now
some more fixes to evaluation_stage
refactor evaluation_stage into its component helper methods
some bug fixes and cleanup using the with function
reparametrize evaluation_stage
final bug fixes for evaluation stage
syberia evaluation stage wrong file name fix
document evaluation stage helper fn
Merge pull request #1 from robertzk/evaluation_stage

Evaluation stage
validation_rows were not integers
added random sampling option
added defaults for new parameters
move stopifnot condition down
Merge pull request #4 from robertzk/random_sample_data

Random sample data
tweak seed integrity check in evaluation stage
added news to version 0.1