Rails 4 compatibility
update test suite to use current minitest. Now tests can be run again
solving 'undefined method distinct'
Fix gem versions. I18n tests are not ready for mocha 1.x, so fix it to 0.9.x
making storeProcs work: use sourcify instead of dead parsetree, fix inclussion/override of Translation #value and #value=
A custom exception handler is needed to store keys not found by #lookup