Merge branch 'webpack-4-dart-sass' into shigusegubu

* webpack-4-dart-sass:
  fix prod build
  Fix small mistake in Polish translation
  fixed build speed
  fix tests
  attempt 2
  firefox
  attempt at making it work
  karma stuff, still broken tho
  more rules
  all the failing rules
  revert unnecessary changes
  update node
  fix obvious bug
  Webpack 4, ESLint with Vue, Node-sass, updated dependencies overall. New linting.

src/components/login_form/login_form.vue

@@ -50,6 +50,10 @@
 @import '../../_variables.scss';
 
 .login-form {
+  display: flex;
+  flex-direction: column;
+  padding: 0.6em;
+
   .btn {
     min-height: 28px;
     width: 10em;
@@ -66,9 +70,30 @@
     align-items: center;
     justify-content: space-between;
   }
-}
 
-.login {
+  .form-group {
+    display: flex;
+    flex-direction: column;
+    padding: 0.3em 0.5em 0.6em;
+    line-height:24px;
+  }
+
+  .form-bottom {
+    display: flex;
+    padding: 0.5em;
+    height: 32px;
+
+    button {
+      width: 10em;
+    }
+
+    p {
+      margin: 0.35em;
+      padding: 0.35em;
+      display: flex;
+    }
+  }
+
   .error {
     text-align: center;
 

src/components/post_status_form/post_status_form.vue

@@ -155,7 +155,7 @@
   }
 }
 
-.post-status-form, .login {
+.post-status-form {
   .form-bottom {
     display: flex;
     padding: 0.5em;

src/components/status/status.vue

@@ -627,7 +627,7 @@ a.unmute {
   flex: 1;
 }
 
-.timeline > {
+.timeline :not(.panel-disabled) > {
   .status-el:last-child {
     border-radius: 0 0 $fallback--panelRadius $fallback--panelRadius;
     border-radius: 0 0 var(--panelRadius, $fallback--panelRadius) var(--panelRadius, $fallback--panelRadius);