Adds ActiveSupport convenience method for Date and Time objects for identifying if a date is within this year or not.

date_time.rb

# Patch for Date and Time that adds a conveneince method for identifying
# if a date is within this year
# config/initializers/date_time.rb

class Date
  def this_year?
    self.year == ::Date.current.year
  end
end

class Time
  def this_year?
    self.year == ::Date.current.year
  end
end

class DateTime
  def this_year?
    self.year == ::Date.current.year
  end
end