remove language selector from the login form, store language in the database per-user
prefs: update some descriptions to be more consistent
rebase translations
do not calculate favicon color on manual icon replace
experimental: decode numerical utf entities on import in entry title
german translation updated
Merge pull request #171 from HeikoAdams/master

German translation updated
add clear sql log button
Merge branch 'master' of github.com:gothfox/Tiny-Tiny-RSS
only get USER_LANGUAGE on schema 120 and up