Email validation, rate-limit feedback, rounding handler, and rich text editor#540

Almikefred wants to merge 4 commits into

Stellar-split:mainStellar-split/split-app:mainfrom

Almikefred:feature/email-validation-rate-limit-rounding-editorAlmikefred/split-app:feature/email-validation-rate-limit-rounding-editorCopy head branch name to clipboard