Using quoted literals instead of dot references for serialized mouse state
Making .NET InvalidSelectorException a subclass of NoSuchElementException
Updating .NET FirefoxDriver constructor for ICapabilities.

This allows the user to pass an ICapabilities object to the Firefox driver
constructor and have specific capabilities used in driver instantiation.
Fixes issue #6870.
Updating .NET SafariDriver browser launch code.

The initial start page from the temp directory that launches the
WebSocket is loaded in Safari via a command line parameter. If the
path contains a space, the load will fail. This is fixed by surrounding
the temp file name with quotes. Fixes issue #6860.
Ignoring invalid test for Safari in .NET