It was useful when I was debugging those parts of the code, but now
it's usually annoying.
The warnings can still sometimes be useful for understanding how the
tool parses some discussion, though. To keep that functionality, add
displaying warnings for each comment in the debug mode.
Change-Id: I2d218a8a394f179bcc0990ff988a0567c275ccf2
Follow-up to Ic1438d516e223db462cb227f6668e856672f538c.
Minor corrections and comment improvements in PHP parser,
and "backporting" some changes to JS parser that I like.
Change-Id: I5e54121914ec6b323e556dd133bcb71b3aefbb61