Added support for Softmax neural layers
changed neuralnets_digits notebook to make it  follow the notebook template
IPython notebook - sudoku recognizer with opencv
fixed a small typo

fixed a small typo
add pdf static function in GaussianDistribution
update unit test for GaussianDistribution
minor fix
Merge pull request #2103 from yorkerlin/pdf_function

Pdf helper function for LogitPiecewiseBound
Merge pull request #2090 from khalednasr/develop

Added support for softmax neural layers
Cleaning up protobuf library in exit_shogun().
Merge pull request #2107 from tklein23/fix_protobuf_leak

Shutting down protobuf library in exit_shogun() to fix memory leak.
Ipython notebook - Sudoku recognizer
- Using template
- Add credits
- Shogun, Opencv and wikipedia references
- Show all segmented numbers in a grid
- Print sudoku as block
- Explanation -> perspective transformation
Merge pull request #2101 from ahcorde/sudoku_ipythonNotebook

IPython notebook - sudoku recognizer with opencv
Revert "Merge pull request #2101 from ahcorde/sudoku_ipythonNotebook"

This reverts commit 04e51f3f3c83a19b8760dceb1727ce7357f50472, reversing
changes made to 11c25d37eaa73a4b0a9210a6d70da4685cf3bc40.
Merge pull request #2108 from karlnapf/develop

Revert "Merge pull request #2101 from ahcorde/sudoku_ipythonNotebook"