Update README.md

README.md

-Install using either
+This package is deprecated
 
-`Pkg.clone("git@gitlab.control.lth.se:cont-frb/SystemIdentification.git")`
-or
-`Pkg.clone("https://gitlab.control.lth.se/cont-frb/SystemIdentification.git")`
-
-Test using 
-
+See
+- [LTVModels.jl](https://github.com/baggepinnen/LTVModels.jl)
+- [BasisFunctionExpansions.jl](https://github.com/baggepinnen/BasisFunctionExpansions.jl)
+- [ARX-estimation in Ball-and-beam lab](https://gitlab.control.lth.se/processes/BallAndBeam.jl/blob/master/src/arx.jl)
+- [Frequency response analysis in Ball-and-beam lab](https://gitlab.control.lth.se/processes/BallAndBeam.jl/blob/master/src/BallAndBeam.jl#L84)
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-`Pkg.test("SystemIdentification")`
-
-
-Commit your updates using the guide at
-http://julia.readthedocs.org/en/latest/manual/packages/#package-development
-
-`cd(Pkg.dir("SystemIdentification"))`
-
-`"Git commands..."`
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