Added config YAML for todo bot

Author: k1o0

.github/config.yml

@@ -0,0 +1,9 @@
+todo:
+        autoAssign: true
+        keyword: ['FIXME','TODO','%TODO','%FIXME','@todo','@fixme']
+        bodyKeyword: ['@body','BODY']
+        blobLines: 5
+        caseSensitive: false
+        label: true
+        reopenClosed: true
+        exclude: null