Hello,
Microsoft has released a rollup patch for Windows 7 SP1 and Server 2008 R2 SP1 ("Convenience rollup update for Windows 7 SP1 and Windows Server 2008 R2 SP1"):
https://support.microsoft.com/en-us/kb/3125574
This should render the installation of a lot of the individual updates obsolete.
The source of this information and direct download links can be found here:
http://winaero.com/blog/convenience-rollup-for-windows-7-sp1-is-like-windows-7-sp2/
Regards,
Olaf