Retain input values after form validation fail

This page described that the name field was retained when validation failed, but that was not actually the case.
Update appconf.md

Fixing small type
Merge pull request #490 from jasocox/patch-1

Update appconf.md (#490)
Merge pull request #482 from david-ytfc/patch-1

Retain input values after form validation fail
Update filters.md
Merge pull request #515 from devshell/patch-1

Update filters.md
Trigger GH pages regen
Try to trigger gh pages build
Adds notice of repo move
Update topnav.html

more direct notice of new repo URL