updated examples/neighbors/plot_digits_kde_sampling.py to Python 3, added parenthesis to print statement
updated examples/mixtures/plot_gmm_classifier.py to Python 3, changed iteritems() to items()
updated examples/linear_model/plot_ols_ridge_variance.py to Python 3, changed iteritems() to items()
updated examples/linear_model/plot_ransac.py to Python 3, print
updated examples/ensemble/plot_forest_iris.py to Python 3, print
updated examples/ensemble/plot_gradient_boosting_oob.py to Python 3, wrapped map in list
updated examples/exercises/plot_cv-digits.py to Python 3, wrapped map in list
updated examples/covariance/plot_outlier_detection.py, changed iteritems to items
updated examples/bicluster/plot_spectral_biclustering.py to Python 3, added parentheses
updated examples/bicluster/plot_spectral_coclustering.py to Python 3, added parentheses
update examples/applications/plot_outlier_detection_housing.py, changed iteritems to items and wrapped dict in list
fixed examples/applications/plot_stock_market.py for Python 3
updated examples/cluster/plot_cluster_iris.py to Python 3
updated examples/plot_classification_probability.py, changed iteritems to items
updated examples/plot_digits_classification.py, wrapped dict in list
Merge branch 'updated-examples-for-python3'