Executing docker version returns the following results.
C:\\Projects> docker version
Client:
Version: 1.13.0-dev
API version: 1.25
G
The error is related to that part:
In the default daemon configuration on Windows, the docker client must be run elevated to connect
You can do this in order to switch Docker daemon:
cd "C:\Program Files\Docker\Docker"
./DockerCli.exe -SwitchDaemon