graphics/yafaray-blender: Wrap README at 72 columns.

Signed-off-by: B. Watson <yalhcru@gmail.com>

graphics/yafaray-blender/README

@@ -1,6 +1,9 @@
-This package lets you export your scene from within Blender to Yafaray. 
+This package lets you export your scene from within Blender to
+Yafaray.
 
-This script builds the Blender plugin, which is automatically installed 
-in /usr/share/yafaray/blender.
-A link to the main plugin file is put in /opt/blender/script, but you can
-change this editing the BLENDER_PLUGIN_DIR variable inside the script.
+This script builds the Blender plugin, which is automatically
+installed in /usr/share/yafaray/blender.
+
+A link to the main plugin file is put in /opt/blender/script, but you
+can change this editing the BLENDER_PLUGIN_DIR variable inside the
+script.