Add .gitattributes to normalize the eol following https://help.github.com/articles/dealing-with-line-endings
Merge branch 'master' of https://github.com/francisco-dlp/hyperspy
Remove unnecessary customization and add python diff
Add isiterable
_set_axis_attribute_values values argument now take also non iterables
Severan get_current_signal_enhancements:

* New docstring
* New arguments auto_title and auto_filame let disable these features.
* All DataAxis.navigate are now set to False

Also improved save docstring.
value2index now raises an exception when out of axis limits.
Merge branch 'master' into ENH_plot_external_navigator
EHN: merge