Add 1.5.1 update message

Author: skuroda

messages.json

@@ -16,5 +16,6 @@
     "1.3.0": "messages/1.3.0.txt",
     "1.4.0": "messages/1.4.0.txt",
     "1.4.3": "messages/1.4.3.txt",
-    "1.5.0": "messages/1.5.0.txt"
+    "1.5.0": "messages/1.5.0.txt",
+    "1.5.1": "messages/1.5.1.txt"
 }

messages/1.5.1.txt

@@ -0,0 +1,7 @@
+- Add setting "new_file_default_root" to set the default root for new file commands. Default value is "default_root".
+- Add setting "rename_file_default_root" to set the default root for rename file commands. Default value is "default_root". Recommended value is "current"
+- Add setting "copy_file_default_root" to set the default root for copy file commands. Default value is "default_root". Recommended value is "current"
+
+Note that after an update occurs, you will need to restart ST. This is due to how plugins are reloaded in ST.
+
+Thank you for using AdvancedNewFile. Please report any issues to https://github.com/skuroda/Sublime-AdvancedNewFile/issues