Add solr config/schemsa files and rake task to copy them into the local jetty.
Update fixtures to meet new solr config/schema requirements.
Add basic Blacklight controller/solr doc config to match new solr config/schema

This is mainly for demo purposes and our metadata displays will require
much more detailed crafting that is possible w/ the basic Blacklight
index/show field configuration. There aren't tests for these configs
because we'll be ripping them out as soon as we address those tickets.