[gimp-help] (20 commits) Created branch wip/Jehan/ci-master-split

[Jehan <jehanp src gnome org>]

The branch 'wip/Jehan/ci-master-split' was created.

Summary of new commits:

  241a930... gitlab-ci: split the dependency installation into an image 
  9c42a06... gitlab-ci: build all languages, but in 3 jobs.
  f3dc653... gitlab-ci: split a bit more the CI build.
  e053ed0... build: scripts in their current form.
  ce1cbba... build: various fixes to the InnoSetup scripts for CI.
  f131aca... build: add US English isl file for the installer.
  2561679... build: add CI scripts to build a Windows installer for docu
  b34793d... build: ignore the pdf/ directory when building installers.
  985307e... quickreference: fix quickreference generation.
  cdd9a14... build: really ignore the pdf/ directory this time!
  ac2a700... build: break the version argument into major, minor, micro.
  c15076b... build: only propose the installed language as installer lan
  498d465... build: test existence of all installers.
  3f1f7a2... build, po-windows-installer: localize the installer strings
  05c0c19... po-windows-installer: add the empty po files.
  dabd0aa... gitlab-ci: install intltool utilities and pass isl data acr
  6734ae3... gitlab-ci: build the Windows installer's .isl files in the 
  0b49cf4... gitlab-ci, configure, build: new --enable-windows-installer
  4b426d3... po-windows-installer: fixing a bit initial po files.
  4a02cfa... gitignore: add `test-driver` created by autogen.sh.