First attempt at URL Builder functionality in NCSS Grid HTML form.
Added URL builder for NCSS Grid / Grid as Point web interfaces.
Merge branch 'exp-urlBuilder' of https://github.com/lesserwhirls/thredds into lesserwhirls-exp-urlBuilder
Slight visual tweaks to Sean's NCSS Request URL display.
* Made the URL a simple text element instead of an input element.
* Move it to the bottom of the page, just above the Submit/Reset buttons.
* Styled it in a grey "code box".
Merge branch 'lesserwhirls-exp-urlBuilder' into 4.5.2
docs
[maven-release-plugin] prepare release v4.5.2
[maven-release-plugin] prepare for next development iteration
Replace use of jpeg2k exception with just IllegalArugmentException.

This removes an unneeded dependency on jpeg2k code.
Replace internal jj2000 code with link to external.

Move jj2000 code to an external repo based on the original code. Replace
with just the Grib2JpegDecoder class inside Grib.