Revert "[fix] change media to static for files thus trends wasn't able to find grey_europe_map.svg"
Revert "[fix] change media to static for files thus trends wasn't able to find grey_europe_map.svg"

This reverts commit 5fba77989944e1170545e0c09b8e0c052c23d784.

yohanboniface/memopol-core,yohanboniface/memopol-core,yohanboniface/memopol-core