correct rst formatting.
make sure all versions are using 2.2.2 of some sort -- thinking of making this release a 2.3.0 release because we will be branching/tagging from the trunk, not the 2.2.x branch.
Added Lauren to contributors list in the metacat guide, and made the two lists match in sort order.
prep project for 2.2.1 patch release -- will also merge to the 2.2.x branch.
add sample SSLCertificateChainFile directive to DataONE section.
minor edits to the UI theme section. https://projects.ecoinformatics.org/ecoinfo/issues/6067
include reCaptcha instructions, albeit briefly. https://projects.ecoinformatics.org/ecoinfo/issues/6096
Refer to metacat.war deployments since those are now the default. https://projects.ecoinformatics.org/ecoinfo/issues/6082
Added the documentation for the new MetacatUI theming mechanism. Make some styling changes to the documentation and configuration pages and added Bootstrap and FontAwesome.
More screenshots for the docs
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