Merged requested to merge href/pleroma:runtime-config into develop
Related to #85 (closed)
Everything should now be configured at runtime, with the exception of the
Pleroma.HTML scrubbers (the scrubbers used can be
changed at runtime, but their configuration is compile-time) because it's building a module with a macro.
I've also enhanced a bit
get/2 which allows a default value and
get!/1 which raises an error if the value is