CurlDownloadStrategy: handle Location indicating the current dir.
CurlDownloadStrategy: handle Location indicating the current dir.

If a response contains a Location header starting with `./`, substitute just final component of the URL path with the given filename.

reitermarkus/brew,reitermarkus/brew,EricFromCanada/brew,nandub/brew,vitorgalvao/brew,vitorgalvao/brew,Homebrew/brew,vitorgalvao/brew,claui/brew,konqui/brew,Linuxbrew/brew,Linuxbrew/brew,sjackman/homebrew,MikeMcQuaid/brew,sjackman/homebrew,konqui/brew,MikeMcQuaid/brew,JCount/brew,JCount/brew,nandub/brew,claui/brew,mahori/brew,JCount/brew,konqui/brew,nandub/brew,EricFromCanada/brew,reitermarkus/brew,Homebrew/brew,MikeMcQuaid/brew,claui/brew,mahori/brew,Linuxbrew/brew,Homebrew/brew,claui/brew,Homebrew/brew,sjackman/homebrew,mahori/brew,JCount/brew,EricFromCanada/brew,reitermarkus/brew,sjackman/homebrew,mahori/brew,nandub/brew,MikeMcQuaid/brew,konqui/brew,EricFromCanada/brew,Linuxbrew/brew,vitorgalvao/brew