load rspec support helpers
remove redefined method errors
active model lint can override methods when testing, we can safely ignore this warning
involve a warning by nesting contexts...
remove a warning by defined? check
silence a warning caused by rails
avoid warning internally in rails
convert stub_chain to expect
supress I18 warning
remove 1.8.7 regexp warnings
Merge pull request #892 from rspec/remove_warnings

Remove warnings from spec run