Feature: Register campaign theme color settings

[pauloiankoski]

Resolves GIVE-1385

Description

This Pull Request introduces new fields in Campaign Settings for setting Theme Colors, which will be used in related UI elements such as Campaign Donations, Campaign Donors, and Campaign Donate Button blocks.

It is important to note that colors must be applied individually to each block, as each block renders in a different Campaign context.

Affects

Campaign Settings page

Visuals

Theme Color Settings

Sample of color being applied to a campaign block

Testing Instructions

• Go to the Campaign Settings tab
• Set theme colors for that campaign
• Edit the campaign page, adding some campaign specific blocks like Campaign Donors, Campaign Donations and Donate Button blocks
• See how those blocks follow the color selected in the Campaign Settings

Pre-review Checklist

• Acceptance criteria satisfied and marked in related issue
• Relevant @unreleased tags included in DocBlocks
• Includes unit tests
• Reviewed by the designer (if follows a design)
• Self Review of code and UX completed

[alaca]

There is only one minor thing that should be addressed. Other than that, good job man!

[rickalday]

Passed manual QA tests.