Added svg content type
Added svg content type

Requested by a competition candidate to support the svg file format on the pzp webserver.

Jira issue: WP-457

webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,hansmy/Webinos-Platform,webinos/Webinos-Platform,hansmy/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,webinos/Webinos-Platform,krishnabangalore/Webinos-Platform,krishnabangalore/Webinos-Platform