Fixes a few other invalid XML files reported by the validator script, refs #245

This was SVN commit r15379.

binaries/data/mods/public/art/particles/flame_large.xml

@@ -11,7 +11,7 @@
 
     <uniform name="position.x" min="-1.0" max="1.0"/>
     <uniform name="position.z" min="-1.0" max="1.0"/>
-    <constant name="position.y" min="0.1" max="0.5"/>
+    <uniform name="position.y" min="0.1" max="0.5"/>
 
     <uniform name="angle" min="-0.5" max="0.5"/>
 

binaries/data/mods/public/art/particles/seeds.xml

@@ -4,7 +4,7 @@
     <texture>art/textures/particles/seeds.png</texture>
     <blend mode="over"/>
 
-    <expr name="emissionrate" value="1.0"/>
+    <constant name="emissionrate" value="1.0"/>
 
     <uniform name="lifetime" min="3.0" max="5.0"/>
 

binaries/data/mods/public/art/particles/smoke_volcano.xml

@@ -2,7 +2,7 @@
 <particles>
 
     <texture>art/textures/particles/dust_256a.png</texture>
-    <blend mode="overlay"/>
+    <blend mode="over"/>
 
     <start_full/>
 

binaries/data/mods/public/gui/common/modern/setup.xml

@@ -2,9 +2,11 @@
 <!DOCTYPE setup SYSTEM "..\..\gui.dtd">
 
 <setup>
+	<!--
 	==========================================
 	- SCROLLBARS -
 	==========================================
+	-->
 	<scrollbar name="ModernScrollBar"
 			width = "15"
 			minimum_bar_size = "15"
@@ -13,9 +15,11 @@
 			sprite_back_vertical = "ModernScrollBack"
 			sprite_bar_vertical = "ModernScrollBar"
 	/>
+	<!--
 	==========================================
 	- TOOLTIPS -
 	==========================================
+	-->
 	<tooltip name="default"
 			anchor="top"
 			buffer_zone="4"
@@ -26,9 +30,11 @@
 			sprite="colour:255 255 255"
 			textcolor="0 0 0"
 	/>
+	<!--
 	==========================================
 	- COLORS -
 	==========================================
+	-->
 	<color name="black">0 0 0</color>
 	<color name="white">255 255 255</color>
 	<color name="red">255 0 0</color>