[explore-v2] setup, basic layout, control panels, v2 url (#1233)

* Explore control panel - Chart control, TimeFilter, GroupBy, Filters (#1205)

* create structure for new forked explore view (#1099)

* create structure for new forked explore view

* update component name

* add bootstrap data pattern

* remove console.log

* Associate version to entry files (#1060)

* Associate version to entry files

* Modified path joins for configs

* Made changes based on comments

* Created store and reducers (#1108)

* Created store and reducers

* Added spec

* Modifications based on comments

* Explore control panel components: Chart control, Time filter, SQL,
GroupBy and Filters

* Modifications based on comments

* accommodate old and new explore urls

* move bootstrap data up in scope

* fix code climate issues

* fix long lines

* fix syntax error

caravel/assets/javascripts/explorev2/components/QueryAndSaveButtons.jsx

@@ -0,0 +1,31 @@
+import React, { PropTypes } from 'react';
+import classnames from 'classnames';
+
+const propTypes = {
+  canAdd: PropTypes.string.isRequired,
+  onQuery: PropTypes.func.isRequired,
+};
+
+export default function QueryAndSaveBtns({ canAdd, onQuery }) {
+  const saveClasses = classnames('btn btn-default btn-sm', {
+    'disabled disabledButton': canAdd !== 'True',
+  });
+
+  return (
+    <div className="btn-group query-and-save">
+      <button type="button" className="btn btn-primary btn-sm" onClick={onQuery}>
+        <i className="fa fa-bolt"></i> Query
+      </button>
+      <button
+        type="button"
+        className={saveClasses}
+        data-target="#save_modal"
+        data-toggle="modal"
+      >
+        <i className="fa fa-plus-circle"></i> Save as
+      </button>
+    </div>
+  );
+}
+
+QueryAndSaveBtns.propTypes = propTypes;