Announce RVM version with Ruby and Gem version

Close #84
Switch to https for Rubygems

Removes deprecation error when running bundle
add fold markers to the build script
do not fold :announce, :script and (the internal) :after_result stages
use command specific folds, make josh a happy chap
add specs for ruby script folds
move build exception to travis-worker
try using echo -e for the fold marker
use echo -en to output fold markers
go back to using cmd for cd to build dir
add folds to install steps for several of the lang scripts
updated the examples
Add support for "extras" to the build
Add Sauce Connect extra
Add specs for Sauce Connect service
Add a Sauce Connect example script
Rename "extras" to "addons"
Missed some things when renaming extras => addons
Merge pull request #88 from travis-ci/hh-extras

Extras / Sauce Connect
remove --quite from git clone, and add folds, as well as to git submodules calls