Removed AEApi

Moved all internal access to the internal `Api` class using a new static
getter.

src/main/java/appeng/tile/crafting/MolecularAssemblerTileEntity.java

@@ -38,7 +38,6 @@ import net.minecraftforge.api.distmarker.OnlyIn;
 import net.minecraftforge.fml.hooks.BasicEventHooks;
 import net.minecraftforge.items.IItemHandler;
 
-import appeng.api.AEApi;
 import appeng.api.config.Actionable;
 import appeng.api.config.PowerMultiplier;
 import appeng.api.config.RedstoneMode;
@@ -61,6 +60,7 @@ import appeng.api.util.AEPartLocation;
 import appeng.api.util.DimensionalCoord;
 import appeng.api.util.IConfigManager;
 import appeng.container.ContainerNull;
+import appeng.core.Api;
 import appeng.core.sync.network.NetworkHandler;
 import appeng.core.sync.network.TargetPoint;
 import appeng.core.sync.packets.AssemblerAnimationPacket;
@@ -107,7 +107,7 @@ public class MolecularAssemblerTileEntity extends AENetworkInvTileEntity
 
     public MolecularAssemblerTileEntity(TileEntityType<?> tileEntityTypeIn) {
         super(tileEntityTypeIn);
-        final ITileDefinition assembler = AEApi.instance().definitions().blocks().molecularAssembler();
+        final ITileDefinition assembler = Api.instance().definitions().blocks().molecularAssembler();
 
         this.settings = new ConfigManager(this);
         this.settings.registerSetting(Settings.REDSTONE_CONTROLLED, RedstoneMode.IGNORE);