fix issue #32: refactor CoverallsV1JobsCommand
try xdebug dev version
rollback xdebug.sh
try phpcov
fix execution order
forgot to update travis.phpunit.xml
fix mkdir build/cov
rollback phpcov and add php-cs-fixer on travis
clean up doc block more readable
replace dependency badge
Merge pull request #34 from satooshi/0.7.0-issue-32-refactor-jobscommand

fix issue #32: Refactor CoverallsV1JobsCommand