[CSC] Update Sexp docs with new methods
[CSC] Update Sexp docs with new methods

jeffyip/brakeman,kbrock/brakeman,jakeatwork/brakeman,oreoshake/brakeman,htdc/brakeman,jakeatwork/brakeman,lee-leon/brakeman,jlecour/brakeman,jakeatwork/brakeman,lee-leon/brakeman,codeclimate/brakeman-deprecated,cheerfulstoic/brakeman,dfens/brakeman,kbrock/brakeman,github/brakeman,bf4/brakeman,masarakki/brakeman,spcoder/brakeman,github/brakeman,bf4/brakeman,spcoder/brakeman,masarakki/brakeman,jeffyip/brakeman,htdc/brakeman,codeclimate/brakeman-deprecated,dfens/brakeman,htdc/brakeman,dfens/brakeman,masarakki/brakeman,cheerfulstoic/brakeman,jlecour/brakeman,spcoder/brakeman,lee-leon/brakeman,jlecour/brakeman,kbrock/brakeman,cheerfulstoic/brakeman,liqites/brakeman,oreoshake/brakeman,liqites/brakeman,liqites/brakeman,bf4/brakeman