jlme 0.2.0

• Experimental support for MixedModels.parametricbootstrap() via parametricbootstrap() with a tidy() method.

• jlme_setup() gains an add argument which accepts a character vector of additional Julia libraries to install and load on initializing the session.

• Some common workflows in MixedModels.jl have been re-exported as functions: propertynames(), issingular()