Improved documentation
Improved ANN test-components
Merge branch 'pako-devel' of https://github.com/pakozm/april-ann into pako-devel
Adding RPROP optimizer
Merged with master
More improvements in RPROP
Added to_lua_string in loss functions
Update DEPENDENCIES-INSTALLER.sh

problem with file lua5.2-multiarch
Update DEPENDENCIES-INSTALLER.sh
Added RPROP optimizer
Improved efficiency of L1-norm regularizer, and finished RPROP addition
Solved problem with debug target
Merge branch 'optimizer' into pako-devel
Merge branch 'master' into pako-devel
Added mkdir to dependencies installer
Adding Conjugate Gradient optimizer
Modified SDAE to work with optimizer
Merge branch 'master' into pako-devel
Added regularization to conjugate gradient
Improving optimizer, loss function and trainable. Testing conjugate gradient