Add 3 icons (#1620)

Closes #1596 add Svelte

Closes #1589 Add codefactor icon

Closes #1581 Add Snowpad

* #1620 fixes

* #1620 fixes (round 2)

_data/simple-icons.json

@@ -510,6 +510,11 @@
             "hex": "F01F7A",
             "source": "https://codecov.io/"
         },
+        {
+            "title": "CodeFactor",
+            "hex": "F44A6A",
+            "source": "https://www.codefactor.io/"
+        },
         {
             "title": "Codeforces",
             "hex": "1F8ACB",
@@ -2610,6 +2615,11 @@
             "hex": "7AB55C",
             "source": "https://press.shopify.com/brand"
         },
+        {
+            "title": "Showpad",
+            "hex": "2D2E83",
+            "source": "https://www.showpad.com/"
+        },
         {
             "title": "Signal",
             "hex": "2592E9",
@@ -2880,6 +2890,11 @@
             "hex": "2EACE3",
             "source": "http://stackoverflow.com/company/logos"
         },
+        {
+            "title": "Svelte",
+            "hex": "FF3E00",
+            "source": "https://github.com/sveltejs/svelte/tree/master/site/static"
+        },
         {
             "title": "Swarm",
             "hex": "FFA633",

icons/codefactor.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>CodeFactor icon</title><path d="M5.37 2.65A2.64 2.64 0 0 1 2.75 5.3 2.64 2.64 0 0 1 .12 2.65 2.64 2.64 0 0 1 2.75 0a2.64 2.64 0 0 1 2.62 2.65zm0 9.35a2.64 2.64 0 0 1-2.62 2.65A2.64 2.64 0 0 1 .12 12a2.64 2.64 0 0 1 2.63-2.65A2.64 2.64 0 0 1 5.37 12zm0 9.35A2.64 2.64 0 0 1 2.75 24a2.64 2.64 0 0 1-2.63-2.65 2.64 2.64 0 0 1 2.63-2.65 2.64 2.64 0 0 1 2.62 2.65zM11.31 0A2.64 2.64 0 0 0 8.7 2.65 2.64 2.64 0 0 0 11.3 5.3h9.94a2.64 2.64 0 0 0 2.63-2.65A2.64 2.64 0 0 0 21.25 0h-9.94zM8.7 12a2.64 2.64 0 0 1 2.62-2.65H17A2.64 2.64 0 0 1 19.6 12 2.64 2.64 0 0 1 17 14.65H11.3A2.64 2.64 0 0 1 8.7 12z"/></svg>

icons/showpad.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Showpad icon</title><path d="M24 12V11.66l-.03-.24a5.48 5.48 0 0 0-4.88-4.89l-.24-.01h-.05l-.27-.01a5.45 5.45 0 0 0-3.88 1.6L12.8 9.97l1.35 1.36 1.35-1.35h-.01l.5-.51a3.55 3.55 0 0 1 2.53-1.05h.2l.16.01a3.58 3.58 0 0 1 3.2 3.19V12.35a3.58 3.58 0 0 1-2 2.84l-.03.02-.1.04-.07.03-.06.03-.11.04h-.03a3.58 3.58 0 0 1-3.69-.84l-.5-.5-3.37-3.36-5.38-5.39-1.35 1.35L0 12l1.35 1.35 5.39 5.39 1.34-1.35 3.37-3.37-1.34-1.35-3.37 3.37L2.7 12l4.04-4.04 2.02 2.02 5.39 5.39.5.5a5.46 5.46 0 0 0 5.65 1.3l.05-.01.16-.07.1-.04.11-.04.16-.07.05-.03a5.47 5.47 0 0 0 3.04-4.35v-.01l.02-.24v-.04V12H24z"/></svg>

icons/svelte.svg

@@ -0,0 +1 @@
+<svg role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title>Svelte icon</title><path d="M20.68 3.17a7.3 7.3 0 0 0-9.8-2.1l-5.6 3.56a6.36 6.36 0 0 0-2.89 4.3 6.66 6.66 0 0 0 .67 4.33 6.14 6.14 0 0 0-.95 2.4 6.84 6.84 0 0 0 1.16 5.16 7.33 7.33 0 0 0 9.8 2.12l5.6-3.56a6.36 6.36 0 0 0 2.88-4.3 6.66 6.66 0 0 0-.67-4.32 6.79 6.79 0 0 0-.2-7.59zM10.32 21.13a4.43 4.43 0 0 1-4.76-1.77c-.65-.9-.89-2.01-.7-3.11l.11-.53.1-.33.3.2c.66.5 1.4.86 2.19 1.1l.2.07-.02.2c-.02.28.06.59.22.83.33.47.9.7 1.45.55.12-.04.24-.08.34-.14l5.58-3.56c.28-.18.46-.45.53-.77.06-.33-.02-.67-.2-.94-.33-.46-.9-.67-1.45-.53-.12.04-.25.09-.35.15l-2.11 1.34a4.43 4.43 0 0 1-5.9-1.28 4.1 4.1 0 0 1-.7-3.11A3.85 3.85 0 0 1 6.92 6.9l5.57-3.56c.35-.22.73-.38 1.14-.5 1.8-.47 3.7.24 4.76 1.76a4.12 4.12 0 0 1 .57 3.64l-.1.33-.29-.2a7.42 7.42 0 0 0-2.2-1.1l-.2-.06.02-.2c.02-.29-.06-.6-.22-.84-.33-.47-.9-.67-1.45-.53-.12.04-.24.08-.34.14L8.59 9.37c-.28.19-.46.45-.52.78-.06.32.02.67.2.93.32.47.9.67 1.44.53.13-.04.25-.08.35-.14l2.13-1.36c.35-.23.74-.4 1.14-.51 1.81-.47 3.7.24 4.76 1.77.65.9.9 2.01.72 3.1a3.85 3.85 0 0 1-1.75 2.6l-5.58 3.55a4.9 4.9 0 0 1-1.16.51z"/></svg>