Added an F# library project.

The purpose of this library is to make the Champagne methods available as
idiomatic F# functions.
Added AssemblyInfo to F# project.
Added an F# unit test project.
Added AssemblyInfo to F# unit tests.
Added FsCheck.Xunit NuGet package to F# unit tests
Added xunit.extensions NuGet package to F# tests.
Added Unquote NuGet package to F# unit tests.
Added an F# module called Dom (Perignon, y'know),

which is mainly intended to provide idiomatic F# syntactic access to the
methods implemented in the Sequence extension class.
Merge remote-tracking branch 'origin/master'