Collect changes, mark as v3.0.8.4-RC2

Author: werrolf

CHANGELOG.md

@@ -1,3 +1,10 @@
+## v3.0.8.4-RC2
+- Update mapbender/mapbender to [v3.0.8.4-RC2](https://github.com/mapbender/mapbender/releases/tag/v3.0.8.4-RC2)
+- Update mapbender/fom to [v3.2.8](https://github.com/mapbender/fom/releases/tag/v3.2.8)
+- Update mapbender/owsproxy to [v3.1.2](https://github.com/mapbender/owsproxy3/releases/tag/v3.1.2)
+- Update mapbender/data-source to [0.1.13](https://github.com/mapbender/data-source/releases/tag/0.1.13)
+- Fix invalid html markup and non-cert covered osgeo.org links in demo applications
+
 ## v3.0.8.4-RC1
 - Update mapbender/mapbender to [v3.0.8.4-RC1](https://github.com/mapbender/mapbender/releases/tag/v3.0.8.4-RC1)
 - Update mapbender/fom to [v3.2.7](https://github.com/mapbender/fom/releases/tag/v3.2.7)