HUE-2034 [metastore] Enable links in hive table/column comments

created js method to translate text links to working URLs (/desktop/core/static/js/hue.utils.js)
moved in-page styles to /metastore/static/css/metastore.css
moved link to metastore.css higher in template to reduce change of FOUC (/metastore/src/metastore/templates/describe_table.mako)
added call to method in doc ready section (/metastore/src/metastore/templates/describe_table.mako)