Branislav Beňo

> Which INI specification are you implementing? AFIK a semicolon for a comment is only legal at the start of a line (https://en.m.wikipedia.org/wiki/INI_file) Honestly, none particular. But @kinow has, IMHO,...

It seems, that inline comments are already allowed, however, currently only on value lines. Tested with e.g.: [TestINIConfiguration#testValueWithComment](https://github.com/apache/commons-configuration/blob/9ac98e7d9ef7500c21d5b1e822737404c44e1f17/src/test/java/org/apache/commons/configuration2/TestINIConfiguration.java#L970-L974)

> I might update the constructor after a merge to be private and use a builder to avoid the proliferation of constructors... Thank you for PR accepting. Builder usage makes...