vim-patch:7.4.642

Problem:    When using "gf" escaped spaces are not handled.
Solution:   Recognize escaped spaces.

d45c07ac74

src/nvim/window.h

@@ -10,6 +10,7 @@
 #define FNAME_INCL      8       /* apply 'includeexpr' */
 #define FNAME_REL       16      /* ".." and "./" are relative to the (current)
                                    file instead of the current directory */
+#define FNAME_UNESC     32      /* remove backslashes used for escaping */
 
 /*
  * arguments for win_split()