[vala] (11 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:

  8f02781... Revert "vala: Always bail if there are semantic errors"
  a66db3b... DON'T MERGE tests: Run with --keep-going
  4137eb1... WIP vala: Improve dealing with errornous nodes
  79afc63... WIP vala: Improve detection of recursive class declarations
  188bcc6... WIP vala: Unresolved namespaces?

Commits added to the branch:

  d86da97... codegen: Add more "low-level" includes of "glib.h" (*)
  3444876... codegen: g_clear_error() sets pointer target to NULL alread (*)
  b090ccc... codegen: Don't emit error-variable of CatchClause if not us (*)
  f8676a6... vala: Don't create temp-variable for array concatenation ex (*)
  4fb1156... girparser: Decrease return_array_length_idx for transformed (*)
  7109dd0... girparser: Delay adding of "GLib.Object" prerequisite to in (*)
  e0c35c6... vala: Prevent possible stack-overflow in Class.is_subtype_o (*)
  d410fff... Revert "vala: Always bail if there are semantic errors"
  d94d999... DON'T MERGE tests: Run with --keep-going
  75d7549... WIP vala: Improve dealing with errornous nodes
  bc3b0f8... WIP vala: Unresolved namespaces?

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