clang: Null pointer passed as an argument to a 'nonnull' parameter
vim-patch:7.4.369

Problem:    Using freed memory when exiting while compiled with EXITFREE.
Solution:   Set curwin to NULL and check for that. (Dominique Pelle)

https://code.google.com/p/vim/source/detail?r=v7-4-369
Merge pull request #1184 from Shougo/vim-patch-7.4.369

vim-patch:7.4.369
Merge pull request #1129 from justinmk/clang

clang: Null pointer passed as an argument to a 'nonnull' parameter
vim-patch:7.4.310

Problem:    getpos()/setpos() don't include curswant.
Solution:   Add a fifth number when getting/setting the cursor.

https://code.google.com/p/vim/source/detail?r=ccac0aa34eeaf46dad4b831461a532fc3fe71096
vim-patch:7.4.313

Problem:    Changing the return value of getpos() causes an error.  (Jie Zhu)
Solution:   Revert getpos() and add getcurpos().

https://code.google.com/p/vim/source/detail?r=332a5c2b2956d9b18d85268a724d01deea27ec83
Merge pull request #919 from munshkr/p7.4.310

vim-patch:7.4.310, vim-patch:7.4.313
path: learn save_absolute_path().
vim-patch:7.4.235

Problem:    It is not easy to get the full path of a command.
Solution:   Add the exepath() function.

https://code.google.com/p/vim/source/detail?r=5ab2946f7ce560985830fbc3c453bb0f7a01f385
update os_can_exe unit test
Merge pull request #953 from splinterofchaos/patch235-exepath

vim-patch:7.4.235