Release mouse.

src/challenges/challengeHome.c

@@ -142,6 +142,8 @@ void initChallengeHome(void)
 		game.currentMission = game.challengeMissionHead.next;
 		updateChallengeMissionData();
 	}
+	
+	SDL_SetWindowGrab(app.window, 0);
 
 	endSectionTransition();
 

src/galaxy/galacticMap.c

@@ -142,6 +142,8 @@ void initGalacticMap(void)
 	getWidget("ok", "fallen")->action = fallenOK;
 
 	endSectionTransition();
+	
+	SDL_SetWindowGrab(app.window, 0);
 
 	playMusic("music/main/Pressure.ogg", 1);
 }