Merge branch 'kh/doc-column-markup-fix'

Doc updates.

* kh/doc-column-markup-fix:
  doc: column: fix blank lines around block delimiters

Author: gitster

Documentation/git-column.adoc

@@ -50,7 +50,7 @@ EXAMPLES
 --------
 
 Format data by columns:
-+
+
 ------------
 $ seq 1 24 | git column --mode=column --padding=5
 1      4      7      10     13     16     19     22
@@ -59,7 +59,7 @@ $ seq 1 24 | git column --mode=column --padding=5
 ------------
 
 Format data by rows:
-+
+
 ------------
 $ seq 1 21 | git column --mode=row --padding=5
 1      2      3      4      5      6      7
@@ -68,7 +68,7 @@ $ seq 1 21 | git column --mode=row --padding=5
 ------------
 
 List some tags in a table with unequal column widths:
-+
+
 ------------
 $ git tag --list 'v2.4.*' --column=row,dense
 v2.4.0  v2.4.0-rc0  v2.4.0-rc1  v2.4.0-rc2  v2.4.0-rc3