Various Dark Theme fixes per QA feedback (#1212)

* Fix CORS issue on in-line theming javascript

* Fix date picker icon color

* Add comment

* Fix table theming in dark mode

* Selfhosted navbar fix

* Rename selector to avoid clashing with bootstrap

* Do not set initial theme if default

* Fix .text-danger style in dropdown lists

* Fix toast style, restructure toast and card scss

* Fix table and dropdown list hover color

* Use callout component for Disable Send warning

* Remove unneeded theming for hovering over links

* Undo changes to register enterprise2 layout

* Apply theming to Safari input field icons

e.g. Caps lock, password autofill

* Selectively apply themed logo CSS

* Fix unrelated linting

* Fix webpack config to bundle theme.js

Co-authored-by: Danny Murphy <6512845+dltmurphy@users.noreply.github.com>

src/app/send/send.component.html

@@ -1,12 +1,7 @@
 <div class="container page-content">
-    <div class="row card border-warning mb-4" *ngIf="disableSend">
-        <div class="card-header bg-warning text-white">
-            <i class="fa fa-warning fa-fw" aria-hidden="true"></i> {{'sendDisabled' | i18n}}
-        </div>
-        <div class="card-body">
-            <span>{{'sendDisabledWarning' | i18n}}</span>
-        </div>
-    </div>
+    <app-callout type="warning" title="{{'sendDisabled' | i18n}}" *ngIf="disableSend">
+        <span>{{'sendDisabledWarning' | i18n}}</span>
+    </app-callout>
     <div class="row">
         <div class="col-3 groupings">
             <div class="card vault-filters">