Are you able to see any servers?Do you have any of the server browser filters activated? If you got the installer and patcher from here I wouldn't be able to think of any other problem.
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SC.DLL date DEVELOPER Sun 11/22/2015 14:50:05.57 MS.DLL version NOV2015a
Hrmmm... Is said folder still called "msc"? If you changed the name of the folder during install, Steam will get confused.Then used the updater and placed the files into the folder created for MS