Large update for all components

reorganization, linting, updating file imports, consolidation
warning: there will be errors in this commit
todo: update webpack, add missing styles, scss files, consolidate the rest of components within features/*

app/javascript/gabsocial/components/modal_base/modal_base.scss

@@ -0,0 +1,34 @@
+.modal-base {
+  position: relative;
+  z-index: 9999;
+
+  &--hidden {
+    display: none;
+  }
+
+  &__overlay {
+    position: fixed;
+    background: rgba($base-overlay-background, 0.7);
+
+    @include abs-position(0, 0, 0, 0, false);
+  }
+
+  &__container {
+    position: fixed;
+    align-content: space-around;
+    z-index: 9999;
+
+    @include size(100%);
+    @include flex(center, center, column);
+    @include abs-position(0, auto, auto, 0, false);
+    @include unselectable;
+  }
+}
+
+// .modal-base__modal {
+//   pointer-events: auto;
+//   display: flex;
+//   z-index: 9999;
+//   max-height: 100%;
+//   overflow-y: hidden;
+// }