Search Core Results Table web part

New web part for displaying the search results in a table format and
allowing sorting of the results. Also overrides the number of results to
be displayed.
Also added some sample XML to test.

XSLT taken from:
https://sharepoint2010search.codeplex.com/releases/view/48888

Overriding search result count:
http://www.pointsharepoint.com/2011/09/hot-to-override-core-results-web-parts.html