More config and testing adding models

Seperated Sanbox premake config from the main premake file.

premake5.lua

@@ -18,46 +18,6 @@ workspace "BarinkEngine"
 		defines {"NDEBUG"}
 		optimize "On"
 
-
-	project "SandboxApplication"
-		kind "ConsoleApp"
-		
-		buildmessage "Building Sandbox ..."
-
-		links{
-			"BarinkEngine"
-		}
-
-		includedirs{
-			"./BarinkEngine/Include",
-	
-
-			-- I'd prefer if didn't need these..
-			-- We'll figure that out some time later
-			"./libs/lua/include",
-			"./libs/spdlog/include",
-			"./libs/glm",
-			"./libs/GorillaAudio/include",
-	
-			"./libs/assimp/include",
-			"./libs/glad/include",
-			"./libs/glfw/include",
-			"./libs/tinygltf",
-			"./libs/glew/include",
-			"./libs/glm",
-			"./libs/ImGui",
-	
-
-		}
-
-		libdirs {
-			'./build/BarinkEngine/Debug'
-		}
-	
-		files { 
-			"./SandboxApplication/*.h",
-			"./SandboxApplication/*.cpp"
-		}
-
+include("./SandboxApplication")
 
 include("./BarinkEngine")