ruby: always get latest version of gist
Ignore non-existent addons.

Fixes travis-ci/travis-ci#2063.
Stub chruby for tests.
Fold potentially noisy RVM fetching
Merge pull request #237 from bjeanes/patch-1

Fold potentially noisy RVM fetching
Update Android builder (Beta Version)

as discussed with @joshk

ref travis-ci/travis-ci#1395
Minor: remove a trailing space
Android: don't overkill with should_not checks
Merge pull request #238 from travis-ci/android-beta

Update Android builder (Beta Version)
Expose tag as TRAVIS_TAG.

Fixes travis-ci/travis-ci#1674
env: make TRAVIS_OS_NAME pull from config, not job

This is probably the cause of travis-ci/travis-ci#2205.
spec: move the 'os' variable from job to config

This fixes the broken spec from the previous commit.
Fix syntax error in specs
Android: use gradle build instead of gradle check

ref #238 and #142
Fix spec's expected number of TRAVIS_* environment variables

TRAVI_OS_NAME is no longer tested here
Merge pull request #239 from travis-ci/gc-android-gradle-defaults

Android: use gradle build instead of gradle check

Actually, I'll go ahead and merge it. It should be fine here.
we don't need to 'fix ssl' anymore