MAINT: fix some warnings.
TMP: try to add the multi-language plugin and one post in Chinese.
MAINT: move posts to make them show up; i18n basically working.
MAINT: add Chinese translations.
MAINT: remove obsolete CN files/content. Done with i18n now.
TMP: try what happens when renaming EN -> english/
MAINT: add Chinese translations.
MAINT: fix translation of navbar.
MAINT: random collection of minor fixes.
MAINT: remove unused plugin.
ENH: improve permalink style.
Added tag generator plugin to sort posts in tags
MAINT: fix build warning.
MAINT: some minor style fixes.
ENH: make archive pages for tags work.
MAINT: minor fix to tags usage.
MAINT: remove unused html template
MAINT: fix some file permissions.
BUG: remove incorrectly added tags.
MAINT: fix some left-over references to categories.

Also improve rendering of Tags on side of page.