Improved sword attack sounds by @Samulis

Refs: https://github.com/0ADMods/SoundsMod/pull/2

This was SVN commit r24568.

binaries/data/mods/public/audio/attack/weapon/sword_attack.xml

@@ -1,21 +1,31 @@
-<?xml version="1.0" encoding="utf-8" standalone="no" ?>
-<SoundGroup>
-	<Gain>3</Gain>
-	<Priority>100</Priority>
-	<ConeGain>1</ConeGain>
-	<Looping>0</Looping>
-	<RandOrder>1</RandOrder>
-	<RandGain>1</RandGain>
-	<GainUpper>2.2</GainUpper>
-	<GainLower>1.8</GainLower>
-	<RandPitch>1</RandPitch>
-	<PitchUpper>1.0</PitchUpper>
-	<PitchLower>0.8</PitchLower>
-	<Threshold>1</Threshold>
-	<Path>audio/attack/weapon/</Path>
-	<Sound>sword_attack_01.ogg</Sound>
-	<Sound>sword_attack_02.ogg</Sound>
-	<Sound>sword_attack_03.ogg</Sound>
-	<Sound>sword_attack_04.ogg</Sound>
-	<Sound>sword_attack_05.ogg</Sound>
-</SoundGroup>
+<?xml version="1.0" encoding="utf-8" standalone="no" ?>
+<SoundGroup>
+	<Gain>0.5</Gain>
+	<Priority>100</Priority>
+	<ConeGain>1</ConeGain>
+	<Looping>0</Looping>
+	<RandOrder>1</RandOrder>
+	<RandGain>1</RandGain>
+	<GainUpper>0.6</GainUpper>
+	<GainLower>0.3</GainLower>
+	<RandPitch>1</RandPitch>
+	<PitchUpper>1.2</PitchUpper>
+	<PitchLower>0.8</PitchLower>
+	<Threshold>1</Threshold>
+	<Path>audio/attack/weapon/</Path>
+	<Sound>sword_attack_01.ogg</Sound>
+	<Sound>sword_attack_02.ogg</Sound>
+	<Sound>sword_attack_03.ogg</Sound>
+	<Sound>sword_attack_04.ogg</Sound>
+	<Sound>sword_attack_05.ogg</Sound>
+	<Sound>sword_attack_06.ogg</Sound>
+	<Sound>sword_attack_07.ogg</Sound>
+	<Sound>sword_attack_08.ogg</Sound>
+	<Sound>sword_attack_09.ogg</Sound>
+	<Sound>sword_attack_10.ogg</Sound>
+	<Sound>sword_attack_11.ogg</Sound>
+	<Sound>sword_attack_12.ogg</Sound>
+	<Sound>sword_attack_13.ogg</Sound>
+	<Sound>sword_attack_14.ogg</Sound>
+	<Sound>sword_attack_15.ogg</Sound>
+</SoundGroup>