Pivot implementation and redesign (#69)

- Pivot support implementation 
- Rename queries into inquiries
- Rename editor into workspace
- Change result set format
- New JSON format for inquiries
- Redesign panels

src/views/Main/Inquiries/svg/copy.vue

@@ -0,0 +1,47 @@
+<template>
+  <span>
+    <svg
+      class="icon"
+      width="18"
+      height="18"
+      viewBox="0 0 18 18"
+      fill="none"
+      @click.stop="onClick"
+      @mouseenter="showTooltip"
+      @mouseleave="hideTooltip"
+    >
+      <path
+        d="M14.25 15.75H6V5.25H14.25V15.75ZM14.25 3.75H6C5.60218 3.75 5.22064 3.90804 4.93934 4.18934C4.65804 4.47064 4.5 4.85218 4.5 5.25V15.75C4.5 16.1478 4.65804 16.5294 4.93934 16.8107C5.22064 17.092 5.60218 17.25 6 17.25H14.25C14.6478 17.25 15.0294 17.092 15.3107 16.8107C15.592 16.5294 15.75 16.1478 15.75 15.75V5.25C15.75 4.85218 15.592 4.47064 15.3107 4.18934C15.0294 3.90804 14.6478 3.75 14.25 3.75ZM12 0.75H3C2.60218 0.75 2.22064 0.908035 1.93934 1.18934C1.65804 1.47064 1.5 1.85218 1.5 2.25V12.75H3V2.25H12V0.75Z"
+        fill="#A2B1C6"
+      />
+    </svg>
+    <span class="icon-tooltip" :style="tooltipStyle" ref="tooltip">
+      Duplicate inquiry
+    </span>
+  </span>
+</template>
+
+<script>
+import tooltipMixin from '@/tooltipMixin'
+
+export default {
+  name: 'CopyIcon',
+  mixins: [tooltipMixin],
+  methods: {
+    onClick () {
+      this.hideTooltip()
+      this.$emit('click')
+    }
+  }
+}
+</script>
+
+<style scoped>
+.icon {
+  display: block;
+  margin: 0 12px;
+}
+.icon:hover path {
+  fill: var(--color-accent);
+}
+</style>