Update README.md

Author: devhindo

README.md

@@ -34,10 +34,10 @@ USAGE
 Main usage (posting a tweet)
   x <tweet-text>
     Examples:
-      one word tweet: x hi
-      multiple words tweet: x "hi from terminal"
-      with optional arg: x -t "hi there"     
-      extended optional arg: x --tweet "hi x"
+      one word tweet              x hi
+      multiple words tweet        x "hi from terminal"
+      with optional arg:          x -t "hi there"     
+      extended optional arg:      x --tweet "hi x"
 
 Commands
   -h             show this help