fix switch-to-normal/promoted-posts to be compatible with different themes. add polyglot.t() to strings
fix switch-to-normal/promoted-posts to be compatible with different themes. add polyglot.t() to strings
move theme-specific JS to theme-related files
Merge branch 'issp-switch-postboard' of github.com:slr/twister-html into slr-issp-switch-postboard

Conflicts:
	js/interface_home.js
Merge branch 'slr-issp-switch-postboard'