Style corrections.
ENH: correct .rpl Brucker
Add . Also improve the Scree plot section of the User Guide by incluiding a figure.
Merge pull request #176 from pburdet/ENH_load_brucker_rpl

ENH: correct .rpl Brucker
Merge pull request #177 from francisco-dlp/ENH_get_explained_variation

Enh get explained variation
Add missing figure from previous commit
Merge branch 'master' of https://github.com/hyperspy/hyperspy
Automatic style corrections, courtesy of autopep8
Merge pull request #181 from francisco-dlp/autopep8

Automatic style corrections, courtesy of autopep8
Add article which used Hyperspy

A colleague of mine used PCA in Hyperspy for denoising in a paper
Merge pull request #186 from magnunor/add_article_using_hyperspy

Add article which used Hyperspy
Merge branch 'master' of https://github.com/hyperspy/hyperspy

Conflicts:
	hyperspy/component.py
	hyperspy/model.py
compatible with autopep8 for python2