- bug fix PHP notice (http://wordpress.org/support/topic/use-of-undefined-constant-1?replies=2)
- add github url to readme

git-svn-id: http://plugins.svn.wordpress.org/pinterest-pinboard-widget/trunk@855046 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge branch 'master' of github.com:codefishnl/wordpress-pinterest-pinboard-widget
update version to 1.0.4