[vala] (22 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:

  d5e3341... coverage: Build gidl-bindings
  e874eaa... ci: Add .gitlab-ci.yml
  765389d... ci: Add ubuntu:16.04 run with gcc
  9965484... ci: Add archlinux:latest run with gcc
  4373eaf... ci: Add alpine:edge run with gcc
  007ca38... ci: Add fedora:rawhide run with clang
  78e06b2... Fedora rawhide is broken
  5506265... Ubuntu devel is broken
  242810c... Alpine edge is broken
  f459338... ci: Build manual as pdf and html
  9368934... ci: Always deploy

Commits added to the branch:

  28ef85c... tests: Add more invalid "(un)lock" tests to increase covera (*)
  dadfb89... tests: Add invalid "unary decrement" test to increase cover (*)
  ca457c1... vala: Replace and drop UnaryExpression.find_member_access() (*)
  eae660f... tests: Add "no error type in catch" tests to increase cover (*)
  d622c77... vala: Report error for non ErrorType in throws (*)
  9bd5dce... codegen: Use ErrorType.error_domain if possible (*)
  876ace8... parser: Make sure ErrorCodes are accessible as needed (*)
  0a53d37... vala: Implement CodeWriter.visit_foreach_statement() (*)
  d1232b9... vala: Improve CodeWriter.visit_catch_clause() (*)
  0751a9e... Use ErrorType-based collection for CodeNode.get_error_types (*)
  9c25665... tests: Add "throws error code" tests to increase coverage (*)
  733b1a5... coverage: Build gidl-bindings
  6b392f6... ci: Add .gitlab-ci.yml
  3378524... ci: Add ubuntu:16.04 run with gcc
  3f0382a... ci: Add archlinux:latest run with gcc
  4305b63... ci: Add alpine:edge run with gcc
  9339b21... ci: Add fedora:rawhide run with clang
  9acb9d5... Fedora rawhide is broken
  96a07ac... Ubuntu devel is broken
  4a111fe... Alpine edge is broken
  aa9e9a8... ci: Build manual as pdf and html
  3bb0d8b... ci: Always deploy

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