[librsvg] Docs: mention gradual inclusion of SVG2 features

[Federico Mena Quintero <federico src gnome org>]

commit d4df3f6779ada57c2715a53093bdeb0f1bdd80dc
Author: Federico Mena Quintero <federico gnome org>
Date:   Fri Jan 25 10:00:37 2019 -0600

    Docs: mention gradual inclusion of SVG2 features

 librsvg/rsvg-handle.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/librsvg/rsvg-handle.c b/librsvg/rsvg-handle.c
index 937da4f4..e3a1a4e8 100644
--- a/librsvg/rsvg-handle.c
+++ b/librsvg/rsvg-handle.c
@@ -31,9 +31,10 @@
  * or in the most general form, from a #GInputStream that will provide SVG data.
  *
  * Librsvg supports reading <link
- * xlink:href="https://www.w3.org/TR/SVG/";>SVG 1.1</link> data.  It also
- * supports SVGZ files, which is just an SVG stream compressed with the GZIP
- * algorithm.
+ * xlink:href="https://www.w3.org/TR/SVG11/";>SVG 1.1</link> data, and is
+ * gradually adding support for features in <link
+ * xlink:href="https://www.w3.org/TR/SVG2/";>SVG 2</link>.  Librsvg also supports
+ * SVGZ files, which is just an SVG stream compressed with the GZIP algorithm.
  *
  * # The "base file" and resolving references to external files
  *