Changed "Use" to "Using" in the last section to match the other sections.

…eck_messages

Added horizontal_resolution_presence_check

Standard Product Check added

Feature add new checks sydney

…ion check

Feature add new checks

Bug fixes

Schema updates

Update README.md

Update long name presence checks for instrument, platform, and campaign

Feature add new checks (Changes to instrument, platform, and campaign long name presence checks.)

…ce_check achieves the same result

…ence_check achieves the same result

Resolving Minor Inconsistencies

…t_name_gcmd_check achieves the same result

…s check

Resolving inconsistencies

Adding data format presence check

If authentication error due to invalid token even in a request that doesn't need sign in, rerun request without token, and propagate the error