Add Unity Editor's GUI, make user friendly.

Author: Jen Chieh Shen

.gitattributes

@@ -0,0 +1,12 @@
+#  ========================================================================
+#  $File: .gitattributes $
+#  $Date: 2017-02-12 08:46:33 $
+#  $Revision: $
+#  $Creator: Jen-Chieh Shen $
+#  $Notice: See LICENSE.txt for modification and distribution information
+#                    Copyright (c) 2017 by Shen, Jen-Chieh $
+#  ========================================================================
+
+
+# Set default behavior to automatically normalize line endings.
+* text=auto