Fix the "pick" tool being in the incorrect hand.

Patch by: @Mr.lie
Differential Revision: https://code.wildfiregames.com/D2903
This was SVN commit r23903.

binaries/data/mods/public/art/variants/biped/female_gather_ore.xml

@@ -4,7 +4,7 @@
     <animation event="0.4" file="biped/gatherer/gather_mine.dae" name="gather_ore" speed="100"/>
   </animations>
   <props>
-    <prop attachpoint="weapon_R"/>
-    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_L"/>
+    <prop attachpoint="weapon_L"/>
+    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_R"/>
   </props>
 </variant>

binaries/data/mods/public/art/variants/biped/female_gather_rock.xml

@@ -4,7 +4,7 @@
     <animation event="0.4" file="biped/gatherer/gather_mine.dae" name="gather_rock" speed="100"/>
   </animations>
   <props>
-    <prop attachpoint="weapon_R"/>
-    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_L"/>
+    <prop attachpoint="weapon_L"/>
+    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_R"/>
   </props>
 </variant>

binaries/data/mods/public/art/variants/biped/female_gather_ruins.xml

@@ -4,7 +4,7 @@
     <animation event="0.4" file="biped/gatherer/gather_mine.dae" name="gather_ruins" speed="100"/>
   </animations>
   <props>
-    <prop attachpoint="weapon_R"/>
-    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_L"/>
+    <prop attachpoint="weapon_L"/>
+    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_R"/>
   </props>
 </variant>

binaries/data/mods/public/art/variants/biped/gather_ruins.xml

@@ -4,8 +4,8 @@
     <animation event="0.4" file="biped/gatherer/gather_mine.dae" name="gather_ruins" speed="100"/>
   </animations>
   <props>
-    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_L"/>
-    <prop attachpoint="weapon_R"/>
+    <prop actor="props/units/tools/pick.xml" attachpoint="weapon_R"/>
+    <prop attachpoint="weapon_L"/>
     <prop attachpoint="shield"/>
     <prop attachpoint="shield_arm"/>
     <prop attachpoint="ammo"/>

binaries/data/mods/public/gui/credits/texts/art.json

@@ -142,6 +142,12 @@
 				{ "nick": "Zaggy1024", "name": "Gregory Bertilson" }
 			]
 		},
+		{
+			"Title": "Miscelaneous",
+			"List": [
+				{ "nick": "Mr.lie", "name": "Erhard Lipinski" }
+			]
+		},
 		{
 			"Title": "Music",
 			"Content": [