tuned .ignore's
improving parser, tests

improved DefInfoParser.ts
support utf8 BOM marked text
reworked author parsing
added test cases
improved trimming in AuthorInfo
restored DefInfo.version
tuned CLI url printing
added validate command
improved selector

fixed defaults of VersionMatcher to 'latest' as advertised
improved DateMatcher/CommitMatcher to filter definitions history
expanded StyledOut.tweakURI to support more options
added support for 'hidden' task to Expose / ExposeReporter
improved CLI output of urls