added table_print gem
Merge pull request #1 from dyoachim/table_print_gem

added table_print gem
adds rspec, simplecov, removes test directory
associations, models and migrations done.
fixed merge conflicts'
Merge pull request #2 from dyoachim/setup

adds rspec, simplecov, removes test directory
Merge pull request #3 from dyoachim/associations_and_setup

Associations and setup
merge fixes