Updated travis build scripts (from rspec-dev)
Merge pull request #1467 from rspec/update-travis-build-scripts-2014-03-30-for-master

Updates from rspec-dev (2014-03-30)
Provide assertions accessor for minitest.

Bumps cucumber version to allow integration tests against minitest 5.
Merge pull request #1462 from rspec/issue-1354

Provide assertions accessor for minitest.
configure load time with formatters / reporter
base formatter describes capturing load time
reporting load time in base_text_formatter
Update start & summary notification with load time and use notifications to report load time
capture start time as early as possible
specify behaviour of no loadtime
enforce usage of load time in notifications
alternate implementation providing load_time to legacy formatters
changelog for #1427