Add String based createView and getView to DataView

Author: aromaa

src/main/java/org/spongepowered/api/data/persistence/DataView.java

@@ -393,6 +393,18 @@ default DataView set(String key, double value) {
      */
     DataView createView(DataQuery path);
 
+    /**
+     * Creates a new {@link DataView} at the desired key.
+     * <p>If any data existed at the given path, that data will be
+     * overwritten with the newly constructed {@link DataView}.</p>
+     *
+     * @param key The key of the new view
+     * @return The newly created view
+     */
+    default DataView createView(String key) {
+        return this.createView(DataQuery.of(key));
+    }
+
     /**
      * Creates a new {@link DataView} with the given data at the desired
      * path.
@@ -418,6 +430,20 @@ default DataView set(String key, double value) {
      */
     Optional<DataView> getView(DataQuery path);
 
+    /**
+     * Gets the {@link DataView} by key, if available.
+     *
+     * <p>If a {@link DataView} does not exist, or the data residing at
+     * the path is not an instance of a {@link DataView}, an absent is
+     * returned.</p>
+     *
+     * @param key The key of the value to get
+     * @return The data view, if available
+     */
+    default Optional<DataView> getView(String key) {
+        return this.getView(DataQuery.of(key));
+    }
+
     /**
      * Gets the underlying {@link Map} by path, if available.
      *