updating form.js

If the field is disabled, just mark it as valid.
missing else

Else if, to stop it from entering the rest of the conditionals.
Fix ordered step alignment
Fix issue with responsive column widths
Fixes #1422, #1423- form layout issues
Fixes #1433 Issue with bottom left attached label border radius
Merge branch 'master' of https://github.com/eduardoromero/Semantic-UI into next
Fixes isssues with full screen modal positioning on mobile
#1425 Add svg compatibility with ui image
Add responsive step stylings #1131
Fix responsive sizing of definition table #1428
Consolidate block rules #1428
Fixes very basic table padding issues
Position "or" vertical aligned.
Adds #947, #1428. Adds unstackable variation, and tablet stackable variation to tables to allow for more granularity in responsive sizing
Merge branch 'master' of https://github.com/DominicVonk/Semantic-UI into next
Merges in #1453, or line height
Adds sidebar IoS detection for overflow. Fixes #1442, modal losing scroll position on mobile when package includes sidebar. #1320 issue with mobile scroll in docs
Adds missing error message for unknown method call (behavior)
Add form disabled check