Use location hash for permalinking

Needs data-choice-id attributes set to work

Signed-off-by: Aleksandrs Ļedovskis <aleksandrs@ledovskis.lv>
Merge pull request #106 from aledovsky/feature/location_hash_link

Use location hash for permalinking to state
add message and hide some elements if js is disabled
Merge pull request #109 from KryDos/js-disabled-message

add message and hide some elements if js is disabled. Issue #77
add russian translation for 'lang-selection' attribute
Merge pull request #110 from KryDos/language-fix

add russian translation for 'lang-selection' attribute
Fix missing unprefixed gradient rule.
Merge pull request #20 from jdm/master

上游合并