vim-patch:7.4.201

Problem:    'lispwords' is a global option.
Solution:   Make 'lispwords' global-local. (Sung Pae)

https://code.google.com/p/vim/source/detail?r=06e5f65c34d8136c3a9d2219429b7eca35cb3a21

src/nvim/buffer.c

@@ -1517,6 +1517,7 @@ void free_buf_options(buf_T *buf, int free_p_ff)
   clear_string_option(&buf->b_p_qe);
   buf->b_p_ar = -1;
   buf->b_p_ul = NO_LOCAL_UNDOLEVEL;
+  clear_string_option(&buf->b_p_lw);
 }
 
 /*