[ci] Refactor the CI to use only downstream pipelines

.gitlab-ci.yml

-include: 'https://gitlab.idiap.ch/bob/bob.devtools/raw/master/bob/devtools/data/gitlab-ci/nightlies.yaml'
+stages:
+    - core
+    - extra
+    - final
+
+# what used to be core packages
+bob/bob.extension:
+    stage: core
+    trigger:
+        project: bob/bob.extension
+        strategy: depend
+
+bob/core:
+    parallel:
+        matrix:
+            - PROJECT: ["bob/bob.io.base", "bob/bob.measure", "bob/bob.learn.em"]
+    stage: core
+    trigger:
+        project: $PROJECT
+        strategy: depend
+
+    needs: ['bob/bob.extension']
+
+# what used to be extra packages
+bob/bob.pipelines:
+    stage: extra
+    trigger:
+        project: bob/bob.pipelines
+        strategy: depend
+
+    needs: ['bob/core']
+
+bob/bob.bio.base:
+    stage: extra
+    trigger:
+        project: bob/bob.bio.base
+        strategy: depend
+
+    needs: ['bob/bob.pipelines']
+
+bob/bob.bio:
+    parallel:
+        matrix:
+            - PROJECT: ["bob/bob.bio.face", "bob/bob.bio.video", "bob/bob.bio.vein", "bob/bob.bio.spear"]
+    stage: extra
+    trigger:
+        project: $PROJECT
+
+    needs: ['bob/bob.bio.base']
+
+bob/bob.pad.base:
+    stage: extra
+    trigger:
+        project: bob/bob.pad.base
+        strategy: depend
+
+    needs: ['bob/bob.pipelines']
+
+bob/bob.pad.face:
+    stage: extra
+    trigger:
+        project: bob/bob.pad.face
+        strategy: depend
+
+    needs: ['bob/bob.pad.base']
+
+bob/bob.fusion.base:
+    stage: extra
+    trigger:
+        project: bob/bob.fusion.base
+        strategy: depend
+
+    needs: ['bob/bob.pipelines']
+
+# test bob itself
+bob/bob:
+    stage: final
+    trigger:
+        project: bob/bob
+        strategy: depend

README.rst

@@ -23,7 +23,7 @@ Updating a Package
    If you don't know how to do this, ask for information on our `mailing
    list`_.
 
-The new package must be added to ``order.txt`` respecting the order of
+The new package must be added to ``.gitlab-ci.yml`` respecting the order of
 dependencies.  Once the file is modified, commit the changes to a **new
 branch**, with a suggestive name. Push the branch and merge it to the master
 (or ask it to be merged), via a standard merge request.
@@ -33,7 +33,7 @@ branch**, with a suggestive name. Push the branch and merge it to the master
 Removing a Package
 ------------------
 
-Once you remove a package from ``order.txt``, make sure to remove it from ``bob/bob``
+Once you remove a package from ``.gitlab-ci.yml``, make sure to remove it from ``bob/bob``
 and ``bob/docs`` repositories as well.
 
 

order.txt

-# what used to be core packages
-bob/bob.extension
-bob/bob.io.base
-bob/bob.measure
-bob/bob.learn.em
-
-# what used to be extra packages
-bob/bob.pipelines
-bob/bob.bio.base
-bob/bob.bio.face
-bob/bob.bio.video
-bob/bob.bio.vein
-bob/bob.bio.spear
-
-bob/bob.pad.base
-bob/bob.pad.face
-
-bob/bob.fusion.base
-
-# test bob itself
-bob/bob