Adding plugin v1.0

git-svn-id: https://plugins.svn.wordpress.org/auction-nudge/trunk@803340 b8457f37-d9ea-0310-8a92-e5e31aec5664
Small tweaks to readme.txt

git-svn-id: https://plugins.svn.wordpress.org/auction-nudge/trunk@803350 b8457f37-d9ea-0310-8a92-e5e31aec5664