Remove blank lines.
Pattern match instead of cascaded ifs.
Fix signLicense: expression was Try[Try[Unit]] instead of Try[Unit].
Get rid of leading underscore in some names (leftover from refactoring)
Introduce SignedText and UnsignedText.
Use SignedText and UnsignedText.
Successful verification returns the verified text.
Re-word exception messages.
Fix indentation and closing braces......
Rename package to org.distfp.sts.

The library itself is now called STS (Simple Text Signing) to
reflect its new, simplified purpose: to sign text and validate
signed text. It does not concern itself with licensing anymore,
leaving that to the user of the library.
Moved all sources to directory matching their new package.
Remove deprecated (pre-STS) javadoc.
Change project name and organization. Bump version.