Some refactoring of meso plugin, fixes and improvements

3 jobs for dev-page-meso in 1 minute and 56 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Deps
passed #25627
pelican
deps

00:00:02

 
  Build
passed #25628
docker
build

00:01:33

 
  Deploy
passed #25629
pelican
apache-dev

00:00:19