Merge branch 'nested' - nested structs/classes support

* nested:
  Deprecation of the 'nestedworkaround' feature
  Ensure -c++out is not used with -c++
  Add missing header to new source file
  Nested C class setters restored in c++out mode for Octave
  Classprefix fixed after private nested classes some comments and spaces added
  Fix template partial specialization detection
  Minor tweaks in Swig_feature_set
  Swig_offset_string moved to misc.c
  nested private classes are discarded while parsing nested relate functions are moved to nested.cxx and renamed accordingly
  out-of-scope template definitions fixed nested_private test disabled again
  fixed out-of-scope nested class definitions, added a test enabled nested C structs assignment (still disabled for Octave), added Java runtime test fixed nested_private test case for Java & C#
  Testcase of private nested class usage causing segfault
  C nested struct passed by value example
  Add in Travis testing for nested branch
  Add C++ nested class example
  Minor code improvements
  Cosmetics/code beautification of nested class support
  Nested classes support

Examples/test-suite/common.mk

@@ -84,6 +84,7 @@ CPP_TEST_BROKEN += \
 	extend_variable \
 	li_std_vector_ptr \
 	li_boost_shared_ptr_template \
+	nested_private \
 	overload_complicated \
 	template_default_pointer \
 	template_expr \
@@ -279,6 +280,7 @@ CPP_TEST_CASES += \
 	naturalvar_more \
 	nested_class \
 	nested_comment \
+	nested_scope \
 	nested_workaround \
 	newobject1 \
 	null_pointer \