Merge pull request #63 from piti118/master

mnprofile and a prettier doc
update theme
Merge pull request #65 from piti118/change_sphinx_theme

update theme
fix mnprofile subtract min
Merge pull request #67 from piti118/change_sphinx_theme

fix mnprofile subtract min
fix #69
Merge pull request #70 from piti118/change_sphinx_theme

fix #69
flip automatic sigma bound
Merge pull request #71 from piti118/change_sphinx_theme

flip automatic sigma bound