[vala] (15 commits) Non-fast-forward update to branch wip/ci

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ci' 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:

  28d3b14... coverage: Build gidl-bindings
  d509568... ci: Add .gitlab-ci.yml
  403614a... ci: Add ubuntu:16.04 run with gcc
  f341d44... ci: Add archlinux:latest run with gcc
  0563f8e... ci: Add alpine:edge run with gcc
  3b7b5f4... ci: Add fedora:rawhide run with clang
  18d444e... Fedora rawhide is broken
  3da7389... Ubuntu devel is broken
  26950f2... Alpine edge is broken
  f9238ad... ci: Build manual as pdf and html
  9cfbd05... ci: Always deploy

Commits added to the branch:

  4288a12... tests: Extend "dynamic" signal test to increase coverage (*)
  0421eb9... vala: Using SignalHandler.disconnect() is required for dyna (*)
  b9df26b... codegen: Split out GSignalModule.emit_signal() (*)
  8152d91... codegen: Stop generating wrappers for dynamic signal connec (*)
  51db4dd... coverage: Build gidl-bindings
  13d4ad5... ci: Add .gitlab-ci.yml
  f6f29c3... ci: Add ubuntu:16.04 run with gcc
  6144966... ci: Add archlinux:latest run with gcc
  9566774... ci: Add alpine:edge run with gcc
  102983f... ci: Add fedora:rawhide run with clang
  3ff3840... Fedora rawhide is broken
  33a552e... Ubuntu devel is broken
  65a05cf... Alpine edge is broken
  1233cc9... ci: Build manual as pdf and html
  5171068... ci: Always deploy

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