updated list page style

vipra-ui/app/html/articles/index.html

vipra-ui/app/html/directives/char-selector.html

vipra-ui/app/html/directives/pagination-full.html

vipra-ui/app/html/directives/sort-dir.html

vipra-ui/app/html/directives/topic-link.html

vipra-ui/app/html/entities/index.html

vipra-ui/app/html/index.html

vipra-ui/app/html/topics/index.html

vipra-ui/app/html/words/index.html

vipra-ui/app/index.html

vipra-ui/app/js/app.js

vipra-ui/app/js/controllers.js

vipra-ui/app/js/directives.js

vipra-ui/app/less/app.less