Merge branch 'issue28' into 'master'

Open navbar while hovering. Closes #28.

Closes #28

See merge request Teckids/BiscuIT/BiscuIT-ng!16

biscuit/core/static/css/style.css

 img.person-img {
         max-height: 300px;
 }
+
+.dropdown:hover>.dropdown-menu {
+        display: block;
+        margin-top:0px;
+}