Merge pull request #2088 from bilke/web-devguide

.editorconfig

Jenkinsfile

scripts/cmake/Web.cmake

scripts/docker/Dockerfile.gcc.full

web/config.toml

web/content/_index.pandoc

web/content/docs/_index.md

.../elliptic/groundwater-flow-dirichlet-nodal-source-term.md

...ontent/docs/benchmarks/elliptic/groundwater-flow-robin.md

web/content/docs/devguide/advanced/build-with-ninja.pandoc

...ntent/docs/devguide/advanced/conan-package-manager.pandoc

...ntent/docs/devguide/advanced/configuration-options.pandoc

web/content/docs/devguide/advanced/docker.pandoc

web/content/docs/devguide/advanced/gitlab-login.png

web/content/docs/devguide/advanced/gitlab.pandoc

...ontent/docs/devguide/advanced/log-and-debug-output.pandoc

...tent/docs/devguide/advanced/redistributable-builds.pandoc

...ntent/docs/devguide/advanced/third-party-libraries.pandoc

web/content/docs/devguide/advanced/using-ccache.pandoc

web/content/docs/devguide/advanced/working-on-envinf1.pandoc