removed mysql 5.6 specifications form travis file. added limits to size of friendly_id_slugs index

Switched travis to use mysql 5.6 and added params to create table to allow for >767 bytes indexes

Switched travis to use mysql 5.6

Updated version of ruby to 2.2.2 in travis

added rake db:test:prepare back to travis file and added call to run default test task

Removed rake db tasks from travis file now that the offending migration script has been fixed

Added fb:migrate and db:test:prepare commands to travis file

updated ruby version to 2.1.10 for devise gem

setup travis with mysql

Added steps to copy database and secrets example files so that travis has something to work with

Added initial travis.yml file

Added initial travis.yml file