Update RubyMotion detection to detect 2.0 projects
Announce CocoaPods and RubyMotion version if used
Copy repository to $GOPATH and build from $GOPATH

Closes #71.
TRAVIS_BUILD_DIR is different for Go projects
Don't run bundle exec unless there's a Gemfile
remove --quiet to enable debugging when the install step times out
Merge pull request #102 from travis-ci/hh-fix-go-checkout-path

Copy repository to $GOPATH and build from $GOPATH
Merge pull request #103 from julienledem/master

remove --quiet to enable debugging when the install step times out
Add retries to install scripts

This'll retry install script three times before actually failing. Useful
if there are network timeouts or similar issues (see #1089 and #1077).
Merge pull request #104 from travis-ci/hh-add-retry

Add retries to install scripts
Improve retry messages and color them yellow
Improve retry function
Switch Firefox addon to use HTTP

wget retries failed HTTP requests, but not FTP requests, so this should
make the addon a bit more robust.
regenerate examples