Add configs and data for Godot 1.0 and 1.1

Also fix change group determination logic

configs/godotengine.godot.1.0.json

@@ -0,0 +1,15 @@
+{
+    "name": "1.0",
+    "ref": "1.0-stable",
+    "from_ref": "0b806ee0fc9097fa7bda7ac0109191c9c5e0a1ac",
+    "article": "https://godotengine.org/article/godot-engine-reaches-1-0/",
+
+    "releases": [
+        {
+            "name": "stable",
+            "ref": "1.0-stable",
+            "from_ref": "0b806ee0fc9097fa7bda7ac0109191c9c5e0a1ac",
+            "article": "https://godotengine.org/article/godot-engine-reaches-1-0/"
+        }
+    ]
+}

configs/godotengine.godot.1.1.json

@@ -0,0 +1,15 @@
+{
+    "name": "1.1",
+    "ref": "1.1-stable",
+    "from_ref": "1.0-stable",
+    "article": "https://godotengine.org/article/godot-1-1-out/",
+
+    "releases": [
+        {
+            "name": "stable",
+            "ref": "1.1-stable",
+            "from_ref": "1.0-stable",
+            "article": "https://godotengine.org/article/godot-1-1-out/"
+        }
+    ]
+}

src/paths/index/components/changes/ReleaseNotesItem.js

@@ -185,10 +185,10 @@ export default class ReleaseNotesItem extends LitElement {
 
                 // Besides topical labels, we can also check some other ones.
                 if (!topicFound) {
-                    if (allLabels.indexOf("documentation")) {
+                    if (allLabels.indexOf("documentation") >= 0) {
                         groupName = "documentation";
                     }
-                    else if (allLabels.indexOf("usability")) {
+                    else if (allLabels.indexOf("usability") >= 0) {
                         groupName = "editor";
                     }
                 }