Merge branch 'char-escaping'

* char-escaping:
  Add missing string_constant.i testcase
  changes file update for char wrappers
  C# char wrappers fixes for enum values, static const member char values and %csconst
  D testing added for %dmanifestconst and char constants
  Fix wrapping D constants using %dmanifestconst
  Php fix for enum value of '\0'
  Fix static const char member variables wrappers with %javaconst(1).
  Expand char testing in enums and %constant
  Java char changes file update
  Java enum and static member variable escaping fix for chars
  Add tests for enum values and static const member variables chars containing escape sequences
  Minor documentation tweak

Conflicts:
	CHANGES.current

Examples/test-suite/python/default_args_runme.py

@@ -136,5 +136,23 @@ def run(module_name):
     if default_args.CDA().cdefaultargs_test2() != 1:
         raise RuntimeError
 
+    if default_args.chartest1() != 'x':
+        raise RuntimeError
+
+    if default_args.chartest2() != '\0':
+        raise RuntimeError
+
+    if default_args.chartest3() != '\1':
+        raise RuntimeError
+
+    if default_args.chartest4() != '\n':
+        raise RuntimeError
+
+    if default_args.chartest5() != 'B':
+        raise RuntimeError
+
+    if default_args.chartest6() != 'C':
+        raise RuntimeError
+
 if __name__ == "__main__":
     run('default_args')