Remove unnecessary libgame dependency

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "libgame"]
-	path = libgame
-	url = git@github.com:pleonex/libgame.git

NitroDebugger.UnitTests/NitroDebugger.UnitTests.csproj

@@ -34,9 +34,6 @@
     <Reference Include="nunit.framework">
       <HintPath>..\packages\NUnit.2.6.4\lib\nunit.framework.dll</HintPath>
     </Reference>
-    <Reference Include="libgame">
-      <HintPath>..\libgame\bin\Debug\libgame.dll</HintPath>
-    </Reference>
     <Reference Include="Moq">
       <HintPath>..\packages\Moq.4.2.1507.0118\lib\net40\Moq.dll</HintPath>
     </Reference>

NitroDebugger/NitroDebugger.csproj

@@ -33,9 +33,6 @@
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
-    <Reference Include="libgame">
-      <HintPath>..\libgame\bin\Debug\libgame.dll</HintPath>
-    </Reference>
     <Reference Include="gtk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
     <Reference Include="atk-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />
     <Reference Include="glib-sharp, Version=2.12.0.0, Culture=neutral, PublicKeyToken=35e10195dab3c99f" />

NitroDebugger/RSP/GdbClient.cs

@@ -22,13 +22,9 @@
 using System.Linq;
 using System.Net;
 using System.Net.Sockets;
-using System.Threading;
 using System.Threading.Tasks;
-using NitroDebugger;
 using NitroDebugger.RSP.Packets;
-using Libgame;
 using System.IO;
-using Libgame.IO;
 
 namespace NitroDebugger.RSP
 {
@@ -49,24 +45,6 @@ public GdbClient()
 			this.Execution = new ExecutionManager(this);
 			this.Stream = new GdbStream(this);
 			this.Registers = new RegisterManager(this);
-			this.Root = new GameFile("root", null);
-		}
-
-		public GdbClient(string game)
-			: this()
-		{
-			if (FileManager.IsInitialized()) {
-				var romStream = new DataStream(game, FileMode.Open, FileAccess.Read);
-				var romFile = new GameFile(Path.GetFileName(game), romStream);
-
-				this.Root = romFile;
-				FileManager.GetInstance().Root.AddFile(romFile);
-			}
-		}
-
-		public GameFile Root {
-			get;
-			private set;
 		}
 
 		public ConnectionManager Connection {