example title change
gallery effects,icon change,cleanups
typo fix and heading changes
fix indentation error-cause lots of build warnings
4 thumbs per row/hover effect/some cleanup
fix for iris dataset
line_count sort added, some changes reverted
move comment out of list
remove comment, undo change
rename example title
ENH: minor changes for numpy versions

In particular, be nice when the casting rules are configured to raise
errors
COSMIT typo. the French again ;)
FIX setting k in KMeans and MiniBatchKMeans was silently ignored. Left over in 07c56d7cd2ddfe71e7a4399d74fc367d6000d854 Damn, that was nasty :-/
FIX Moved copying of labels in LeaveOneLabelOut and LeavePLabelOut to __init__.
TST Added test that checks if LeaveOneLabelOut and LeavePLabelOut work normally if the labels variable is changed before calling __iter__.
DOC Fixed doc test to work with the fixed versions of LeaveOneLabelOut and LeavePLabelOut.
pep8
BUG Add lambda_ attribute to ARDRegression after fit
ENH reduce size of files produced by dump_svmlight_file
ENH: moved export_graphviz to sklearn/tree/export.py