Remove arbitrary limit from query.

... Pretty sure it was from debugging... Oops.
Merge pull request #6 from adam-vessey/7.x-remove-limit

Remove arbitrary limit from query.
Copy "parent" fields alongside the "regular" fields.
Merge branch '7.x' of github.com:DGI-USC/gsearch_solr_config into 7.x-unify-pbcore-fields
Merge pull request #7 from adam-vessey/7.x-unify-pbcore-fields

Item Titles: Ontime #2052
Revert "Copy "parent" fields alongside the "regular" fields."

This reverts commit b0f53aeabb7a38a1a677553e15f4d6ef205d33c3.

The given copyFields don't actually work, so let's drop 'em to avoid
confusion.