steals python directors and adapts to perl5
don't forget the most important part
adds "callback" and "extend" examples
steals python director docs and adapts to perl5
mitigate ConvertPtr director cost when directors are not enabled
eliminate dead director code and convert remaining blocks
fix string mangled by tidy
prefer polymorphism on existing destructor over custom destructor method
ran "beautify-file" make target over perl5.cxx patch hunks and rewrote callback and extend examples in the style of existing examples
try adding travis ci to this branch
Merge remote branch 'upstream/master' into perl5-directors-minimal
Merge remote branch 'upstream/master' into perl5-directors-minimal
Merge remote branch 'upstream/master' into perl5-directors-minimal
[Go] Add -go-pkgpath option.
Remove Go -longsize option.
Go: Don't require that Go environment variables be set when running
examples or testsuite.
fixed %template within %extend, test added
fixed language symbol table nested classes name separator, test added
fixed %feature "flatnested" working with %extend
fixed Swig_offset_string for empty string
added simple template to save/restore values in current scope (readability reasons)
Merge branch 'master' of https://github.com/swig/swig
Make save_value non-copyable
Error test-suite updated for nested changes

WARN_DEPRECATED_NESTED_WORKAROUND test added
WARN_PARSE_NAMED_NESTED_CLASS test removed