patch 8.1.0561: MSCV error format has changed

Problem:    MSCV error format has changed.
Solution:   Make the space between the line number and colon optional.

Author: brammool

src/option.h

@@ -19,7 +19,7 @@
 # define DFLT_EFM	"%f>%l:%c:%t:%n:%m,%f:%l: %t%*\\D%n: %m,%f %l %t%*\\D%n: %m,%*[^\"]\"%f\"%*\\D%l: %m,%f:%l:%m,%f|%l| %m"
 #else
 # if defined(WIN3264)
-#  define DFLT_EFM	"%f(%l) : %t%*\\D%n: %m,%*[^\"]\"%f\"%*\\D%l: %m,%f(%l) : %m,%*[^ ] %f %l: %m,%f:%l:%c:%m,%f(%l):%m,%f:%l:%m,%f|%l| %m"
+#  define DFLT_EFM	"%f(%l) \\=: %t%*\\D%n: %m,%*[^\"]\"%f\"%*\\D%l: %m,%f(%l) \\=: %m,%*[^ ] %f %l: %m,%f:%l:%c:%m,%f(%l):%m,%f:%l:%m,%f|%l| %m"
 # else
 #  if defined(__QNX__)
 #   define DFLT_EFM	"%f(%l):%*[^WE]%t%*\\D%n:%m,%f|%l| %m"

src/version.c

@@ -792,6 +792,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    561,
 /**/
     560,
 /**/