afegit sistema de audio

CMakeLists.txt

@@ -1,7 +1,7 @@
 # CMakeLists.txt
 
 cmake_minimum_required(VERSION 3.10)
-project(orni VERSION 0.2.0)
+project(orni VERSION 0.3.0)
 
 # Info del proyecto
 set(PROJECT_LONG_NAME "Orni Attack")
@@ -45,6 +45,8 @@ set(APP_SOURCES
     source/core/graphics/shape.cpp
     source/core/graphics/shape_loader.cpp
     source/core/graphics/vector_text.cpp
+    source/core/audio/audio.cpp
+    source/core/audio/audio_cache.cpp
     source/game/options.cpp
     source/game/escenes/escena_logo.cpp
     source/game/escenes/escena_joc.cpp