Merge pull request #222 from SBS-team/test&fix

Test&fix
animation tab_icon if manager become 1st chat_message
Merge branch 'dev' into 794_part_2
change attr of go_offline btn
save recaptcha on contact page if guest begin chat
fix originIcon
animate tab_icon in admin_chat if guest send chat_message
Merge pull request #223 from SBS-team/794_part_2

794 part 2
Merge branch 'dev' into test&fix