Lengthen Short URL

include the original http/https protocol

supported ad-based shortened links: adf.ly, adlink.wf, lnx.lu, sh.st, q.gs, and others (using unshortenit Python module)


Twitter t.co is not supported. There are some changes there (June 30, 2017)

Updated form controller (May 21, 2017)

Updated adf.ly lengthener (Oct 20, 2016)

unsupported list:
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