fix markdown

Author: grigio

README.md

@@ -33,7 +33,7 @@ The shortcuts should work in vim (terminal with 256 colors) on Linux, Mac OS X a
 - `⇥ Tab` + `⇧` - Indent text
 
 An alternative way to comment is `ctrl` + `v` (Visual-block mode)
-then `⇧`I`, add the commenting characters (es. //) and press `esc`.
+then `⇧I` add the commenting characters (es. //) and press `esc`.
 
 To decomment, `ctrl` + `v`, select the part you want to delete at the beginning
 of the line and press `d`.