[vala] (9 commits) Non-fast-forward update to branch wip/ricotz/lsp-rev

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ricotz/lsp-rev' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  25ec4a5... WIP vala: Improve dealing with errornous nodes
  14d6fa5... WIP vala: Improve detection of recursive class declarations
  425727a... WIP vala: Unresolved namespaces?

Commits added to the branch:

  c24a807... vala: Never add "null" in ForeachStatement.get_defined_vari (*)
  c16b665... Add support for sealed classes in bindings (*)
  e4c8230... vala: Method representing a LambdaExpression might be null  (*)
  5dad5b3... vala: Prevent possible stack-overflow in Class.is_compact/i (*)
  2af2c6f... Revert "vala: Always bail if there are semantic errors"
  cbf8973... DON'T MERGE tests: Run with --keep-going
  ab130b0... WIP vala: Improve dealing with errornous nodes
  4948643... WIP vala: Improve detection of recursive class declarations
  3267def... WIP vala: Unresolved namespaces?

(*) This commit already existed in another branch; no separate mail sent