removed fX and replaced it with the actual code
relaxed the constraint of ais_nodata of having the AIS logZ exactly equal to the exact logZ such that we accept 1% erorr
Changed the error type when Conv2D given wrong arguments
Added format enforcement unit test.
Removed line not meant to be commited.
Updated the whitelist to included files which do not respect the format in the latest repository version.
Removed redundant "+\" at the end of some lines.
Reformated code. Also fixed format enforcement from requiring lines to be below 80 to below 79.
Added new line at the end of test_format.py
Updated whitelist to include files which did not respect the 79 characters max limit but respected the previous 80 characters max limit.
Merge branch 'format_enforcement_unit_test' of github.com:AlassaneNdiaye/pylearn2 into format_enforcement_unit_test
Merge pull request #659 from AlassaneNdiaye/format_enforcement_unit_test

Format enforcement unit test
fix bug where endlines were counted against the line length limit
get line length under 80, add some doc
added links to the Safari Books Online posts on Pylearn2
Merge pull request #662 from goodfeli/safari

added links to the Safari Books Online posts on Pylearn2
Merge pull request #661 from goodfeli/de_whitelist

Take some files off the bad-format whitelist
start doc
enable line length checking for dense_design_matrix.py
GaussianVisLayer handles arbitrary axes order