v3.1.0

3.1.0

• Add support for latest ruby and Rails 5 (coding-bunny #156)
• Support Class#method notation in batch callback (caalberts #155)
• Fix bug with time comparison in delayed jobs (geeosh #153 with help from col)
• remove usage of Integer#blank? (lanej #152)
• Add NullBatch#description (dsantosmerino #139)
• README updates (BenMusch #142, akihikodaki #141, wpolicarpo #160)