ad7.biz: Support for in-URL links

Example link by annlabv3: http://ad7.biz/5308/www.example.net
Merge pull request #574 from devnoname120/ad7.biz

ad7.biz: Support for in-URL links

close #572
Merge branch 'master' into develop
Improve $.searchScripts .

Now it can accept a string as the pattern, returns whole script
content if matched.
Refactor script.