Integrate original functions in current package

[juniperlsimonis]

Old function names from old Rstud scripts

• PackageLoad
• SBsetup
• overlayExamine
• overlayApply
• overlayMasterApply
• overlayEventApply
• overlaySexApply
• institutionWindow
• inOutInstitution
• dateWindow
• inOutDate
• UDFexamine
• UDFapply
• SBpedig
• SBinbreeding
• specificEvents
• stayIn
• summarizeFoverTime
• graphFoverTime
• censusPopulation
• lifespan
• mortWindow
• litterSize