POODLE
Merge pull request #73 from arkxu/3.0

POODLE
Stop purging OpenJDK 7, break purged packages onto separate lines for accurate tracking
Merge pull request #74 from closson/3.0

Stop purging OpenJDK 7, break purged packages onto separate lines for accurate tracking
Merge pull request #77 from michaelnsj/3.0

Merged.
no need to update gem itself after installation, and one cherri-pick

Conflicts:
	dev_setup/cookbooks/ruby/recipes/default.rb
Merge pull request #79 from arkxu/3.0

no need to update gem itself after installation, and one cherri-pick
Stop purging OpenJDK 7 dependencies
Merge pull request #80 from closson/3.0

Stop purging OpenJDK 7 dependencies
Merge pull request #81 from michaelnsj/3.0

Merged.
Merge pull request #93 from michaelnsj/3.0

Merged.
don't rely on postgres
Merge pull request #95 from arkxu/3.0

don't rely on postgres