docs: Add blank lines before headings

This makes it consistent for all headings

diff --git a/doc/MANUAL.adoc b/doc/MANUAL.adoc
index cbe2a406569f8152b46ee57e2fe63ac3b830224f..4fcca0a5b417adae7c2e65cbb46842eac7e3f1f9 100644 (file)
--- a/doc/MANUAL.adoc
+++ b/doc/MANUAL.adoc
@@ -60,6 +60,7 @@ compiler wrappers>>_.
 
 WARNING: Use a symbolic links for masquerading, not hard links.
 
+
 == Command line options
 
 These command line options only apply when you invoke ccache as "`ccache`".
@@ -285,6 +286,7 @@ is whitespace surrounding keys and values. Example:
 max_size = 10G
 -------------------------------------------------------------------------------
 
+
 === Boolean values
 
 Some configuration options are boolean values (i.e. truth values). In a
@@ -905,6 +907,7 @@ Optional attributes available for all secondary storage backends:
 
 These are the available backends:
 
+
 === File storage backend
 
 URL format: `+file:DIRECTORY+` or `+file://DIRECTORY+`
@@ -927,6 +930,7 @@ Optional attributes:
 * *update-mtime*: If *true*, update the modification time (mtime) of cache
   entries that are read. The default is *false*.
 
+
 === HTTP storage backend
 
 URL format: `+http://HOST[:PORT][/PATH]+`
@@ -966,6 +970,7 @@ The default is *standard*.
 
 NOTE: HTTPS is not supported.
 
+
 === Redis storage backend
 
 URL format: `+redis://[[USERNAME:]PASSWORD@]HOST[:PORT][/DBNUMBER]+`
@@ -987,6 +992,7 @@ Optional attributes:
 * *connect-timeout*: Timeout (in ms) for network connection. The default is 100.
 * *operation-timeout*: Timeout (in ms) for Redis commands. The default is 10000.
 
+
 == Cache size management
 
 By default, ccache has a 5 GB limit on the total size of files in the cache and