resolve conflicts 1.7

Author: Goldenfield192

src/main/java/cam72cam/mod/ModCore.java

@@ -42,6 +42,8 @@
 import org.lwjgl.opengl.GL11;
 
 import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
 import java.lang.reflect.Field;
 import java.nio.file.Path;
 import java.nio.file.Paths;
@@ -195,6 +197,29 @@ public void event(ModEvent event, Mod m) {
                     packs.add(modPack);
                     BuiltinPack.onConstruct(packs);
 
+                    //Backport of lowercase language v
+                    //No redirect here as language codes are not enumerable in 1.7...
+                    BuiltinPack.conditional(ident -> {
+                        String path = ident.getPath();
+                        if (!path.endsWith(".lang") || path.toLowerCase(Locale.ROOT).equals(path)) {
+                            // Not lang or already converted
+                            return null;
+                        }
+
+                        Identifier modern = new Identifier(ident.toString().toLowerCase());
+                        if (!modern.canLoad()) {
+                            return null;
+                        }
+
+                        try (InputStream stream = modern.getResourceStream()) {
+                            byte[] buffer = new byte[stream.available()];
+                            stream.read(buffer);
+                            return buffer;
+                        } catch (IOException e) {
+                            throw new RuntimeException(e);
+                        }
+                    });
+
                     constructed = true;
                 }
             }

src/main/java/cam72cam/mod/resource/BuiltinPack.java

@@ -1,13 +1,11 @@
 package cam72cam.mod.resource;
 
 import cam72cam.mod.ModCore;
+import cpw.mods.fml.common.Loader;
+import cpw.mods.fml.relauncher.Side;
+import cpw.mods.fml.relauncher.SideOnly;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.resources.*;
-import net.minecraft.client.resources.data.IMetadataSection;
-import net.minecraft.client.resources.data.MetadataSerializer;
-import net.minecraftforge.fml.common.Loader;
-import net.minecraftforge.fml.relauncher.Side;
-import net.minecraftforge.fml.relauncher.SideOnly;
 
 import java.io.*;
 import java.util.*;
@@ -229,11 +227,6 @@ public Set<String> getResourceDomains() {
         public String getPackName() {
             return "UMC Generated Resources";
         }
-
-        @Override
-        public <T extends IMetadataSection> T getPackMetadata(MetadataSerializer metadataSerializer, String metadataSectionName) throws IOException {
-            return super.getPackMetadata(metadataSerializer, metadataSectionName);
-        }
     }
 
     /**