glsllib with macros to convert glsl 1.1 shaders to 1.5

jme3-core/src/main/resources/Common/ShaderLib/GLSL150Compat.glsllib

@@ -0,0 +1,14 @@
+#if _VERSION_ >= 150
+out vec4 outFragColor;
+#  define texture1D texture
+#  define texture2D texture
+#  define texture3D texture
+#  define texture2DLod texture
+#  if defined VERTEX_SHADER
+#    define varying out
+#    define attribute in
+#  elif defined FRAGMENT_SHADER
+#    define varying in
+#    define gl_FragColor outFragColor
+#  endif
+#endif