Use 'localhost' exclusively for local port forwarding.

This should fix bug 907742. The behavior change is large enough,
however, that existing documents should be revised.
Fix name of oo-register-user
updates for rhel6.4
Merge pull request #307 from maxamillion/dev/admiller/rhel64_updates

Merged by openshift-bot
Merge pull request #303 from kraman/origin_rhel_fixes

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new brew tag
Merge pull request #308 from maxamillion/dev/admiller/new_brew_tags

Merged by openshift-bot
Merge pull request #298 from BanzaiMan/dev/hasari/bz907742

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Add support for ruby 2.0.0-p0, needed to preferentially use zlib
Merge pull request #309 from smarterclayton/support_ruby2

Merged by openshift-bot