README cleanup

README.md

@@ -23,7 +23,6 @@ Compiling mastotool is easy, simply run:
 ## Usage
 
 ```
-Usage:
 mastotool [command]
 
 Available Commands:
@@ -41,7 +40,6 @@ Use "mastotool [command] --help" for more information about a command.
 ### Generate Statistics
 
 ```
-Usage:
 mastotool stats [flags]
 
 Flags:
@@ -53,7 +51,6 @@ Flags:
 ### Search
 
 ```
-Usage:
 mastotool search <string>
 ```