[merge from branch] use #view and #share links for new metacatui deployment.
remove the actual href
enable listening to the "register another package" link
soften the failure page ("Whoops!")
use RegistryView listeners for the form submission process
use consistent article id="RegistryXXX" patterns for css.
remove header/footer from registry response for ajax inclusion.
add class="btn" to all buttons (bootstrap look and feel)
Use help-block on the response page form. https://projects.ecoinformatics.org/ecoinfo/issues/5951
Restyle the response page. https://projects.ecoinformatics.org/ecoinfo/issues/5951
Initial copy of original Perl templates - before making any changes. https://projects.ecoinformatics.org/ecoinfo/issues/5951