OnClick event on color picker handeled differently so it works in FF

[escopecz]

Please answer the following questions:

Q	A
Bug fix?	Y
New feature?	N
BC breaks?	N
Deprecations?	N
Fixed issues	/

Description

1. Section background options worked only on doubleclick in Firefox.
2. Code view does not save the changes unless you switch back to editor first.

Steps to reproduce the bug (if applicable)

1. Open the email or page builder in Firefox, highlight a section and try to change the background color.
2. Try to change something in the code view, save. The change will be gone.

Steps to test this PR

Apply this PR and in dev mode or after rebuilding the assets and refreshing the browser try again.

[dongilbert]

+1