Remove crm.admin.js

[colemanw]

Overview

A javascript file that loads a javascript file. That was a microoptimization that didn't need to happen.

Before

Unnecessarily complicated widget loading.

After

Simpler to understand what's going on.
Also tweaked the css to make the icon picker look nicer.

[civibot]

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[monishdeb]

Worked for me. Nice improvement.

Here's

BEFORE

AFTER

[monishdeb]

Test failure is unrelated