Better UX

* All buttons are in the same DOM container as the iframe
* Icons for buttons
* Rewriting the build process
* Simplier state management
* Buttons are hidden using CSS

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "peertube-plugin-livechat",
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+  "version": "1.0.3",
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@@ -2920,6 +2920,12 @@
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+      "dev": true
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@@ -3147,6 +3153,73 @@
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+      "dev": true,
+      "requires": {
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+        "chalk": "^2.4.1",
+        "cross-spawn": "^6.0.5",
+        "memorystream": "^0.3.1",
+        "minimatch": "^3.0.4",
+        "pidtree": "^0.3.0",
+        "read-pkg": "^3.0.0",
+        "shell-quote": "^1.6.1",
+        "string.prototype.padend": "^3.0.0"
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+          "integrity": "sha1-L19Fq5HjMhYjT9U62rZo607AmTs=",
+          "dev": true,
+          "requires": {
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+            "parse-json": "^4.0.0",
+            "pify": "^3.0.0",
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+          "integrity": "sha1-vjX1Qlvh9/bHRxhPmKeIy5lHfuA=",
+          "dev": true,
+          "requires": {
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+            "json-parse-better-errors": "^1.0.1"
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+        "path-type": {
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+          "resolved": "https://registry.npmjs.org/path-type/-/path-type-3.0.0.tgz",
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+          "dev": true,
+          "requires": {
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+        "pify": {
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+          "integrity": "sha1-5aSs0sEB/fPZpNB/DbxNtJ3SgXY=",
+          "dev": true
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+        "read-pkg": {
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+          "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-3.0.0.tgz",
+          "integrity": "sha1-nLxoaXj+5l0WwA4rGcI3/Pbjg4k=",
+          "dev": true,
+          "requires": {
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+            "normalize-package-data": "^2.3.2",
+            "path-type": "^3.0.0"
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@@ -3464,6 +3537,12 @@
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@@ -3938,6 +4017,12 @@
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       "dev": true
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+    "shell-quote": {
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+      "resolved": "https://registry.npmjs.org/shell-quote/-/shell-quote-1.7.2.tgz",
+      "integrity": "sha512-mRz/m/JVscCrkMyPqHc/bczi3OQHkLTqXHEFu0zDhK/qfv3UcOA4SVmRCLmos4bhjr9ekVQubj/R7waKapmiQg==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
@@ -4268,6 +4353,17 @@
         "strip-ansi": "^5.1.0"
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+    "string.prototype.padend": {
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+      "resolved": "https://registry.npmjs.org/string.prototype.padend/-/string.prototype.padend-3.1.2.tgz",
+      "integrity": "sha512-/AQFLdYvePENU3W5rgurfWSMU6n+Ww8n/3cUt7E+vPBB/D7YDG8x+qjoFs4M/alR2bW7Qg6xMjVwWUOvuQ0XpQ==",
+      "dev": true,
+      "requires": {
+        "call-bind": "^1.0.2",
+        "define-properties": "^1.1.3",
+        "es-abstract": "^1.18.0-next.2"
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