vim-patch:7.4.631

Problem:    The default conceal character is documented to be a space but it's
            initially a dash. (Christian Brabandt)
Solution:   Make the intial value a space.

4a42710695

runtime/doc/options.txt

@@ -1561,8 +1561,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 	1		Each block of concealed text is replaced with one
 			character.  If the syntax item does not have a custom
 			replacement character defined (see |:syn-cchar|) the
-			character defined in 'listchars' is used (default is a
-			space).
+			character defined in 'listchars' is used.
 			It is highlighted with the "Conceal" highlight group.
 	2		Concealed text is completely hidden unless it has a
 			custom replacement character defined (see
@@ -4076,7 +4075,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 			visible in the first column.
 							*lcs-conceal*
 	  conceal:c	Character to show in place of concealed text, when
-			'conceallevel' is set to 1.
+			'conceallevel' is set to 1.  A space when omitted.
 							*lcs-nbsp*
 	  nbsp:c	Character to show for a non-breakable space (character
 			0xA0, 160).  Left blank when omitted.

src/nvim/globals.h

@@ -991,7 +991,7 @@ EXTERN int lcs_space INIT(= NUL);
 EXTERN int lcs_tab1 INIT(= NUL);
 EXTERN int lcs_tab2 INIT(= NUL);
 EXTERN int lcs_trail INIT(= NUL);
-EXTERN int lcs_conceal INIT(= '-');
+EXTERN int lcs_conceal INIT(= ' ');
 
 /* Characters from 'fillchars' option */
 EXTERN int fill_stl INIT(= ' ');

src/nvim/version.c

@@ -365,7 +365,7 @@ static int included_patches[] = {
   // 634,
   633,
   // 632 NA
-  // 631,
+  631,
   630,
   629,
   // 628,