Fixed needle/haystack mis-ordering found by @lupolio .

https://wordpress.org/support/topic/smal-bug-fix?replies=1

git-svn-id: https://plugins.svn.wordpress.org/private-feed-keys/trunk@1024179 b8457f37-d9ea-0310-8a92-e5e31aec5664
More README tweaks.

git-svn-id: https://plugins.svn.wordpress.org/private-feed-keys/trunk@1024180 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixed Developer installation notes in README.

git-svn-id: https://plugins.svn.wordpress.org/private-feed-keys/trunk@1024185 b8457f37-d9ea-0310-8a92-e5e31aec5664