branch master updated (3e15900 -> e93da1a)

[Christopher Baines]

cbaines pushed a change to branch master
in repository data-service.

    from 3e15900  Fix build links on the derivation page
     new c751031  Avoid crashing when no compare arguments are provided
     new d0a4143  Avoid errors in form-horizontal-control
     new 8cafd93  Specify an invalid parameter message in parse-datetime
     new 7321ce4  Improve the comparison page interface
     new 12f35c4  Add default datetimes for compare-by-datetime
     new 814a5d7  Fix some links on the compare page
     new 56983eb  Extract out the compare form controls
     new 0c3e208  Start merging the package derivation comparison code
     new 7e1cba3  Consolidate the package derivation comparison code
     new e93da1a  Fix the JSON link on the compare package derivations page

The 10 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 guix-data-service/web/compare/controller.scm |  68 +-
 guix-data-service/web/compare/html.scm       | 885 ++++++++++++---------------
 guix-data-service/web/query-parameters.scm   |   4 +-
 guix-data-service/web/view/html.scm          |   2 +-
 4 files changed, 430 insertions(+), 529 deletions(-)