removed epimori2012 dataset docs
Added inList helper method to package
Changed stratData specification so years and strata can be selected
Allowed for subsetting based on years and strata, also aggregate based on sum of substrata (e.g. protected status) until substrata can be defined more explicitly
Changed stratAbund method so it includes overall stratum sample variance
Changed the parameters to include psu and ssu area so Mtot could be calculated, also chnaged output data.frame to include overall stratum variance
Changes gitignore to ignore .gz files in general