add show, logs and history commands
-a is already "--after"
fix specs
regenerate gemspec
add compare url to show
add compare url to show
show matrix for builds and config for jobs
better handling of different job payloads
specs and fixes
strange fix for rubinius
spec fix for (older) rubinius
regenerate gemspec
Merge pull request #11 from travis-ci/rkh-show-logs-history

add show, logs and history commands