Fix 403 error in apache 2.4 on access to momentjs

Fix copy&paste error in httpd config. This fixes the following 403 errors on access of proxy pages in apache 2.4:

192.168.245.75 - - [18/Dec/2014:16:01:39 +0100] "GET /javascript/momentjs/moment-with-langs.min.js HTTP/1.1" 403 3401
192.168.245.75 - - [18/Dec/2014:16:01:43 +0100] "GET /javascript/momentjs/moment.min.js HTTP/1.1" 403 3401