Revert "Version bump to v2.2.0"

This reverts commit 3c73362c3471edd462074908b5980f5ee7f2166c.
Revert "Version bump to v2.1.0"

This reverts commit d34ec8b4b348e8bea5de91b8a36736d624b45088.
Revert "removing whitespace"

This reverts commit 15c3ca8154b41e84bd422be674c1b520e939b9b5.
Revert "Updating for yum ~> 3.0. Fixing up style for rubocop. Updating test-kitchen harness"

This reverts commit 496735aa2ca1fd4de2b01a81ab5ea7a140e3991a.
Revert "[COOK-3923] - Enable the list of packages installed by nginx::passenger to be configurable"

This reverts commit f42cdc24bba70bb84ca40cf17ba871efd3ac596e.
Revert "Version bump to v2.0.9"

This reverts commit 6edd1191ef519fa7ee2f23a9bc8a0ad19dfc7821.