⚡ Replace PNG icons with SVG and optimize (#1890)

* 🎨 Replace PNG icons with SVG icons

* ⚡ Fix size of bitbucket icon

* ⚡ Optimize svgs

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>

packages/nodes-base/nodes/Twitter/Twitter.node.ts

@@ -38,7 +38,7 @@ export class Twitter implements INodeType {
 	description: INodeTypeDescription = {
 		displayName: 'Twitter ',
 		name: 'twitter',
-		icon: 'file:twitter.png',
+		icon: 'file:twitter.svg',
 		group: ['input', 'output'],
 		version: 1,
 		description: 'Consume Twitter API',

packages/nodes-base/nodes/Twitter/twitter.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 257 210" fill="#fff" fill-rule="evenodd" stroke="#000" stroke-linecap="round" stroke-linejoin="round"><use xlink:href="#a" x=".5" y=".5"/><symbol id="a" overflow="visible"><path d="M80.507 208.013c96.604 0 149.442-80.036 149.442-149.442 0-2.274 0-4.537-.153-6.8A106.874 106.874 0 00256 24.595a104.84 104.84 0 01-30.167 8.264 52.709 52.709 0 0023.091-29.05 105.26 105.26 0 01-33.352 12.748C199.291-.754 173.422-4.991 152.469 6.223s-31.777 35.088-26.404 58.238A149.117 149.117 0 0117.818 9.583c-13.941 23.999-6.821 54.7 16.26 70.113a52.13 52.13 0 01-23.838-6.574v.665c.007 25.002 17.631 46.537 42.138 51.487a52.44 52.44 0 01-23.716.901c6.881 21.396 26.599 36.053 49.07 36.475a105.39 105.39 0 01-65.229 22.528A106.844 106.844 0 010 184.42a148.695 148.695 0 0080.507 23.552" stroke="none" fill="#1da1f2" fill-rule="nonzero"/></symbol></svg>