Unit-tests moved to tests/unit dir
move merge-coverage-reports.php to tests dir
Integration tests moved to tests/integration dir
Move acceptance tests to tests/acceptance dir
Tests bootstraps dedupe
Force tests/* dirs charcase fixation, step 1
Force tests/* dirs charcase fixation, step 2, final
Use single common phpunit.xml.dist file to all test types
Removed unused files
Fix path to keys.php
Disabled OauthFlowTest for Flickr b/c it is asking captcha now
#82 Clean up tests files