fix crash on server

Author: JohnButlerThird

src/main/java/darkbum/saltymod/block/BlockCookingPot.java

@@ -133,6 +133,7 @@ public String getItemIconName() {
      * @return a custom render type ID, provided by the client proxy.
      */
     @Override
+    @SideOnly(Side.CLIENT)
     public int getRenderType() {
         return ClientProxy.cookingPotRenderType;
     }

src/main/java/darkbum/saltymod/block/BlockMarshReeds.java

@@ -90,6 +90,7 @@ public String getItemIconName() {
          * @return a custom render type ID, provided by the client proxy.
          */
         @Override
+        @SideOnly(Side.CLIENT)
         public int getRenderType() {
             return ClientProxy.marshReedsRenderType;
         }

src/main/java/darkbum/saltymod/block/BlockSaltGrass.java

@@ -155,6 +155,7 @@ public IIcon getIcon(int side, int meta) {
      * @return a custom render type ID, provided by the client proxy.
      */
     @Override
+    @SideOnly(Side.CLIENT)
     public int getRenderType() {
         return ClientProxy.saltGrassRenderType;
     }

src/main/java/darkbum/saltymod/common/proxy/ClientProxy.java

@@ -36,15 +36,20 @@ public class ClientProxy extends CommonProxy {
     public static IIcon MILK;
 
     /** Custom render IDs for special block renderers. */
+    @SideOnly(Side.CLIENT)
     public static int saltGrassRenderType;
+
+    @SideOnly(Side.CLIENT)
     public static int cookingPotRenderType;
+
+    @SideOnly(Side.CLIENT)
     public static int marshReedsRenderType;
 
     /**
      * Helper method that overrides from CommonProxy and makes sure the renderer methods are only called client-side.
      */
-    @SideOnly(Side.CLIENT)
     @Override
+    @SideOnly(Side.CLIENT)
     public void setRenderers() {
         setBlockRenderers();
         setEntityRenderers();