Merge branch 'documentation_packages_tests' into 'master'

Bob Documentation in intersphinx catalog

See merge request !310

doc/catalog.json

 {
-    "bob.extension": {
-      "versions": {
-        "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.extension/master"
-      },
-      "sources": {}
-    }
-
+  "bob.bio.face": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.bio.face/master/sphinx"
+    },
+    "sources": {}
+  },
+  "bob.pipelines": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.pipelines/master/sphinx"
+    },
+    "sources": {}
+  },
+  "bob.extension": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.extension/master"
+    },
+    "sources": {}
+  },
+  "bob.bio.spear": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.bio.spear/master"
+    },
+    "sources": {}
+  },
+  "bob.bio.video": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.bio.video/master"
+    },
+    "sources": {}
+  },
+  "bob.bio.vein": {
+    "versions": {
+      "latest": "https://www.idiap.ch/software/bob/docs/bob/bob.bio.vein/master"
+    },
+    "sources": {}
+  }
 }