Fix emboss default parameters

data/effects/frei0r_emboss.xml

@@ -4,15 +4,15 @@
 	  <name>Emboss</name>
 	  <description>Creates embossed relief image of source image</description>
 	  <author>Janne Liljeblad</author>
-    <parameter type="animated" name="azimuth" default="135" min="0" max="360" factor="360">
+    <parameter type="animated" name="azimuth" default="0.375" min="0" max="360" factor="360">
       <name>Light direction</name>
       <comment>Light direction angle.</comment>
     </parameter>
-    <parameter type="animated" name="elevation" default="30" min="0" max="90" factor="90">
+    <parameter type="animated" name="elevation" default="0.333333" min="0" max="90" factor="90">
       <name>Background lightness</name>
       <comment>Background lightness (0 to 90).</comment>
     </parameter>
-    <parameter type="animated" name="width45" default="10" min="0" max="40" factor="40">
+    <parameter type="animated" name="width45" default="0.25" min="0" max="40" factor="40">
       <name>Bump height</name>
       <comment>Bump height (0 to 40).</comment>
     </parameter>