DOC: merge the whats_new files

Also some minor edits / tweaks to the examples
matplotlib · tacaswell · Sep 15, 2015 · Sep 15, 2015 · Sep 15, 2015 · Sep 15, 2015
commit 03ea281d567e699a0f7408e46bc523a411b98f47
diff --git a/doc/users/whats_new.rst b/doc/users/whats_new.rst
diff --git a/doc/users/whats_new/2014-12-23_usetex.rst b/doc/users/whats_new/2014-12-23_usetex.rst
diff --git a/doc/users/whats_new/2015-01-19_cursor_pixel_data.rst b/doc/users/whats_new/2015-01-19_cursor_pixel_data.rst
diff --git a/doc/users/whats_new/2015-03-03_locator-set_params.rst b/doc/users/whats_new/2015-03-03_locator-set_params.rst
diff --git a/doc/users/whats_new/2015-05_filledstep.rst b/doc/users/whats_new/2015-05_filledstep.rst
diff --git a/doc/users/whats_new/2015-05_interactive_OO.rst b/doc/users/whats_new/2015-05_interactive_OO.rst
diff --git a/doc/users/whats_new/2015-07-23_axes_remove_method.rst b/doc/users/whats_new/2015-07-23_axes_remove_method.rst
diff --git a/doc/users/whats_new/2015-07-30_unpack_labeled_data.rst b/doc/users/whats_new/2015-07-30_unpack_labeled_data.rst
diff --git a/doc/users/whats_new/autowrap_text.rst b/doc/users/whats_new/autowrap_text.rst
diff --git a/doc/users/whats_new/axis3d.rst b/doc/users/whats_new/axis3d.rst
diff --git a/doc/users/whats_new/cbook.rst b/doc/users/whats_new/cbook.rst
diff --git a/doc/users/whats_new/datelocators.rst b/doc/users/whats_new/datelocators.rst
diff --git a/doc/users/whats_new/linestyles.rst b/doc/users/whats_new/linestyles.rst
diff --git a/doc/users/whats_new/offsetbox.rst b/doc/users/whats_new/offsetbox.rst
diff --git a/doc/users/whats_new/pdfpages_notes.rst b/doc/users/whats_new/pdfpages_notes.rst
diff --git a/doc/users/whats_new/plotting.rst b/doc/users/whats_new/plotting.rst
diff --git a/doc/users/whats_new/rasterized_colorbar.rst b/doc/users/whats_new/rasterized_colorbar.rst
diff --git a/doc/users/whats_new/rcparams.rst b/doc/users/whats_new/rcparams.rst
diff --git a/doc/users/whats_new/square_plot_feature.rst b/doc/users/whats_new/square_plot_feature.rst
diff --git a/doc/users/whats_new/styles.rst b/doc/users/whats_new/styles.rst