Set different verbose values for PMD.Parser

[pedroripper]

Currently, the verbose option for the PMD.Parser is a Bool. Should we change it for an Int or Enum, so the user can select how much detail they want from the parser´s log?

PSRClassesInterface.jl/src/PMD/parser/parser.jl

Lines 3 to 25 in 48a9bae

	mutable struct Parser
	# io pointer to read from
	io::IO
	# original pmd path and current line number, used to
	# compose better error/warning messages
	path::String
	lineno::Int
	# current parser state
	state::Vector{Any}
	# items to be merged
	merge::Dict{String, Vector{Any}}
	# whether to display warnings
	verbose::Bool
	# Study info
	data_struct::DataStruct
	relation_mapper::RelationMapper
	model_template::ModelTemplate