Fix readme indentation, update changelog

Author: Bruno Sutic

CHANGELOG.md

@@ -6,6 +6,7 @@
 - add syntax highlighting for files in FILES manpage section
 - syntax highlighting for environment variables in ENVIRONMENT manpage section
 - syntax bugfix: url's can't contain tab characters
+- add instructions for creating `viman` command line script (@alx741)
 
 ### v0.1.0, Jan 24, 2015
 

README.md

@@ -38,8 +38,8 @@ View man pages in vim. Grep for the man pages.
 You can use vim-man from the shell (instead of standard `man` program) using
 the following script:
 
-        #! /bin/sh
-        vim -c "Man $1 $2" -c 'silent only'
+    #! /bin/sh
+    vim -c "Man $1 $2" -c 'silent only'
 
 Save it in `/usr/bin/` as a file named `viman`, give it execution
 permission with: