Additional fixes for spacing/tabbing issues when building.
Fixes gh-2632
Merge pull request #2786 from EricDunsworth/v3.0-build-spacing

Additional fixes for spacing/tabbing issues when building.
Autocomplete / Form validation: Corrected markup for option elements (fixes #2721 and fixes #2823).
Merge pull request #2829 from pjackson28/optionfix

Autocomplete / Form validation: Corrected markup for option elements (fixes #2721 and fixes #2823)
Form valid: Updated English date modified on example.
Resolved merge conflicts.