inserted travis build status image
modified the checkout of the maglev branch
Update install.sh
moved rake to beginning od reakefile
Added active support patch back again.
Removed gem :rubygems as indicated by bundler on travis.
Print no ruby warnings during tests.
Removed include monkey patch from MaglevSupport. Not necessary.
Added migration cleaning to migration scenario setup method.
made is possible to create an empty migration and migrate
remmoved old .rake fikle
now Rakefile needs to do require 'maglev_record/raketasks' to get the rake tasks
renamed the file
rake tasks require only migrations