[mutter] org.gnome.Mutter.ScreenCast: Document what was added in API version 2

[Jonas Ådahl <jadahl src gnome org>]

commit 7c807c6e2ad2af62d0ded008808a756e4e789e34
Author: Jonas Ådahl <jadahl gmail com>
Date:   Wed Jan 30 15:16:19 2019 +0100

    org.gnome.Mutter.ScreenCast: Document what was added in API version 2
    
    RecordWindow and the cursor-mode property are only available if the
    advertised version is at least 2.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/413

 src/org.gnome.Mutter.ScreenCast.xml | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/src/org.gnome.Mutter.ScreenCast.xml b/src/org.gnome.Mutter.ScreenCast.xml
index 8ec2a1919..0e83747f5 100644
--- a/src/org.gnome.Mutter.ScreenCast.xml
+++ b/src/org.gnome.Mutter.ScreenCast.xml
@@ -74,6 +74,7 @@
        Available @properties include:
 
        * "cursor-mode" (u): Cursor mode. Default: 'hidden' (see below)
+                            Available since API version 2.
 
        Available cursor mode values:
 
@@ -92,12 +93,14 @@
        @properties: Properties used determining what window to select
        @stream_path: Path to the new stream object
 
+       Supported since API version 2.
+
        Record a single window. The cursor will not be included.
 
        Available @properties include:
 
        * "window-id" (t): Id of the window to record.
-       * "cursor-mode" (u): Cursor mode. Default: 'hidden' (see RecordMonitor)
+       * "cursor-mode" (u): Cursor mode. Default: 'hidden' (see RecordMonitor).
 
     -->
     <method name="RecordWindow">