+0.5.6:
+ * Some rocks dissapear when hit by your exploding ship sparks
+
+0.5.4:
+ * new sound effect and music
+ * F key toggles full-screen mode
+ * 3 key saves a screenshot
+
+0.5.3:
+ * another attempt at fixing the x86 crashes.
+ * made valgrind happy.
+
+0.5.2:
+ * another attempt at fixing the x86 crashes.
+