message handling refactoring
treea381ef0fe86c0dba8f596a2243e2549e1ab6a04f
drwxr-xr-x - doc
drwxr-xr-x - fonts
drwxr-xr-x - internal
drwxr-xr-x - plugins
drwxr-xr-x - server
drwxr-xr-x - src
drwxr-xr-x - windows