Python fprop compatibility.
enhance examples
Merge pull request #17 from avdmitry/enhance_examples

enhance examples
GEMM kernels, support for rectangular kernels and images, minor edits.
Test for GEMM conv kernels.
Merge branch 'master' of https://github.com/TorontoDeepLearning/convnet
Update python fprop to use GEMM kernels.
Tests and fixes for cross map response norm.
Fixed range issue in ResponseNormUndo.
Added 3D convolution kernels.
fixed scaling bug in GEMM kernels.
created apps directory
minor fixes
Ignore partial sum for GEMM kernels.
Stronger error checking for HDF5 read/write.
Conv autoencoder in py
Updates to py/
Moved non-essential imports from util to edge
Added 3D Pooling, tests for all 3D conv kernels
Merge branch 'apps_directory' of https://github.com/avdmitry/convnet into avdmitry-apps_directory