Updating tools scripts to work with Lua 5.2.2
Added new pool control based in Megabytes instead of number of items in the hash table
Merge branch 'master' of https://github.com/pakozm/april-ann
Added dropout and other features to HMMs trainer
Added salt noise to HMM training
Updated HMM training
Added PCA function
Added mmap to matrix
Added conjugate gradient
Added extra parameters to method matrix.fromMMap
Solved minor mistake
Added help
added lapack to pi build_release
Removed warning of unused variables
Merge branch 'master' of https://github.com/pakozm/april-ann
Solved minor problem in HMM train.lua script
Merge branch 'master' of https://github.com/pakozm/april-ann
Debugging PCA
Debugging PCA
Added PCA computation