Updated file store tests to use Dir.mktmpdir to generate random file store directory names - that fixes intermittent Travis CI build issues caused by several test suites running in parallel. Temporary files and directories are now cleaned up in the teardown method.
Updated file store tests to use Dir.mktmpdir to generate random file
store directory names - that fixes intermittent Travis CI build issues
caused by several test suites running in parallel. Temporary files and
directories are now cleaned up in the teardown method.

Andreis13/sprockets,recursecenter/sprockets,sferik/sprockets,JuanitoFatas/sprockets,orlando/sprockets,askl56/sprockets,sideci-sample/sideci-sample-sprockets,tricknotes/sprockets,jcoyne/sprockets,guilleiguaran/sprockets,kappezoro/sprockets,daniel-rikowski/sprockets,maclover7/sprockets,byroot/sprockets,eileencodes/sprockets,jeremy/sprockets,basecamp/sprockets,prathamesh-sonpatki/sprockets,prusswan/sprockets,rails/sprockets,masarakki/sprockets,bdezonia/sprockets