btrfs-progs: fix some format errors in doc

Signed-off-by: Fan Chengniang <fancn.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>

Documentation/btrfs-mount.txt

@@ -91,7 +91,7 @@ MOUNT OPTIONS
 	operations).  This was previously the behavior only when a snapshot is
 	created.
 
-*inode_cache*:
+*inode_cache*::
 	Enable free inode number caching.   Defaults to off due to an overflow
 	problem when the free space crcs don't fit inside a single page.
 

Documentation/btrfs-property.txt

@@ -28,10 +28,16 @@ A btrfs object, which is set by <object>, can be a btrfs filesystem
 itself, a btrfs subvolume, an inode(file or directory) inside btrfs,
 or a device on which a btrfs exists.
 +
+The '-t <type>' option can be used to explicitly
+specify what type of object you meant. This is only needed when a
+property could be set for more then one object type.
++
+Possible types are 's[ubvol]', 'f[ilesystem]', 'i[node]' and 'd[evice]'.
++
 Set the name of property by '<name>'. If no '<name>' is specified,
 all properties for the given object are printed. '<name>' is one of
 the followings.
-+
+
 ro::::
 read-only flag of subvolume: true or false
 label::::
@@ -39,12 +45,6 @@ label of device
 compression::::
 compression setting for an inode: lzo, zlib, or "" (empty string)
 
-The '-t <type>' option can be used to explicitly
-specify what type of object you meant. This is only needed when a
-property could be set for more then one object type.
-+
-Possible types are 's[ubvol]', 'f[ilesystem]', 'i[node]' and 'd[evice]'.
-
 *list* [-t <type>] <object>::
 Lists available properties with their descriptions for the given object.
 +

Documentation/btrfs-replace.txt

@@ -13,9 +13,8 @@ DESCRIPTION
 -----------
 *btrfs replace* is used to replace btrfs managed devices with other device.
 
-Note: this is not currently supported for RAID5/6 profiles and must use the
+NOTE: this is not currently supported for RAID5/6 profiles and must use the
 device add/delete workaround.
-
 It is recommended to see `btrfs-device`(8) for more details about btrfs device
 management.
 

Documentation/btrfs-scrub.txt

@@ -59,9 +59,7 @@ Read only mode. Do not attempt to correct anything.
 -R::::
 Raw print mode. Print full data instead of summary.
 -c <ioprio_class>::::
-Set IO priority class (see
- ionice (1)
-manpage).
+Set IO priority class (see `ionice`(1) manpage).
 -n <ioprio_classdata>::::
 Set IO priority classdata (see `ionice`(1) manpage).
 -f::::