in commands changed ### to #### for better heading

docs/Commands/commands.md

@@ -4,7 +4,7 @@
 
 Commands that can be used for reading and manipulating files
 
-### tail
+#### tail
 
 `tail` by default reads the last 5 lines of the input file and then exits
 
@@ -13,7 +13,7 @@ Commands that can be used for reading and manipulating files
 | -n *x*          | Returns the last x lines of a file |
 | -f              | Follows the end of the file, so any new data will be printed out to the screen |
 
-### head
+#### head
 
 `head` by default reads the first 5 lines of the input file and then exits
 
@@ -21,11 +21,11 @@ Commands that can be used for reading and manipulating files
 | ------------- |:-------------|
 | -n *x*          | Returns the first x lines of a file |
 
-### awk
+#### awk
 
 `awk` is used to extract, layout and modify data using the command line (It is way more then this but its all I use it for)
 
-### sed
+#### sed
 
 `sed` is the '**S**tream **ED**itor' you can use to to modify files via commands and scripts using patterns, an [example](examples/seddnszone.md) can be seen here
 
@@ -34,7 +34,7 @@ Commands that can be used for reading and manipulating files
 | -i            | In-place, writes the changes to the file |
 | -f            | Use a script file instead of reading the expression from STDIN      |
 
-### grep
+#### grep
 
 `grep` is used to match text in a file, 
 
@@ -49,7 +49,7 @@ Commands that can be used for reading and manipulating files
 
 Some examples of grep usage can be found [here](/examples/grep)
 
-### lsof
+#### lsof
 
 `lsof` is a command that will show you what processes have specified file open currently you can see an example [here](/examples/lsof)
 
@@ -57,4 +57,4 @@ Some examples of grep usage can be found [here](/examples/grep)
 
 These commands can be used to manipulate data in the standard input
 
-### rev
+#### rev