Morrowind - Migrate masterlist to utilise the prelude - Part 1 (#43)

* Add prelude/common node
* Move Message Anchors from common to prelude/common
* Move Latest LOOT Thread message from globals to prelude/common

masterlist.yaml

@@ -1,8 +1,9 @@
 # LOOT ignores anything that doesn't come under 'bash_tags', 'globals',
 # 'groups', or 'plugins', so a section like 'common' is useful for storing
 # data that gets re-used.
-common:
-# Message Anchors
+prelude:
+  common:
+  # Message Anchors
     - &alreadyInX
       type: error
       content:
@@ -182,10 +183,9 @@ common:
         - lang: zh_CN
           text: '只使用一个%1%。'
 
-bash_tags: []
-
-globals:
-  - type: say
+  # Global Anchors
+    - &latestLOOTThread
+      type: say
       content:
         - lang: en
           text: '[Latest LOOT thread](%1%).'
@@ -221,6 +221,12 @@ globals:
           text: '[最新的LOOT版本](%1%)。'
       subs: [ 'https://loot.github.io/latest-thread/' ]
 
+common: []
+
+bash_tags: []
+
+globals: []
+
 groups:
   - name: &dlcGroup DLC