[API] Update imnodes with minimap support (#87)

* Attempt to get imnodes minimap working

* Working minimap

* Bottom right minimap in demo

* Restoring bin/libimgui-java.so

* Fix style issue + typo

* Restoring node editor

* Fix example indents

Co-authored-by: SpaiR <klimbetoo@gmail.com>

imgui-binding/src/main/java/imgui/extension/imnodes/flag/ImNodesMiniMapLocation.java

@@ -0,0 +1,14 @@
+package imgui.extension.imnodes.flag;
+
+/**
+ * This enum controls the minimap's location.
+ */
+public final class ImNodesMiniMapLocation {
+    private ImNodesMiniMapLocation() {
+    }
+
+    public static final int BottomLeft = 0;
+    public static final int BottomRight = 1;
+    public static final int TopLeft = 2;
+    public static final int TopRight = 3;
+}