How to configure KEIL for tortoise SVN
Why would you want uVision to be aware of Tortoise SVN? Tortoise SVN is integrated into Windows Explorer beautifully, so use that. And use Keil uVision as an IDE. The two don't need to know about each other, they work fine on their own.
I agree - I find the Explorer integration perfectly adequate, and feel no need to fiddle with uVision or any other IDE...
How to do the autoincrement of revision control
What do you mean by that?
If you are trying to embed revision number into your firmware, have a look at C:\Program Files\TortoiseSVN\bin\SubWCRev.exe