fixes for rails 4
missing require
deprecation fix: Using #scope without passing a callable object
some more fixes, specs pass now
removes include ActiveModel::ForbiddenAttributesProtection from the vote model
removes unused require
changes .references to .integer in migrations
removes strong_parameter dependency
some more stupid voter_params stuff
changes -> to lambda, for 1.8.7 compatibility
Revert "changes .references to .integer in migrations".
This reverts commit 5faebe9e65f322c5523da60b007a1e728cbdbc60.
See https://github.com/MichaelWhi/acts_as_votable/commit/5faebe9e65f322c5523da60b007a1e728cbdbc60#commitcomment-2919520
Merge branch 'rails4' of https://github.com/MichaelWhi/acts_as_votable into MichaelWhi-rails4

Conflicts:
	Gemfile.lock
	lib/acts_as_votable/vote.rb