Liquidfun links

deps/include/Box2D/Documentation/Building/Building.md

@@ -0,0 +1,19 @@
+Building LiquidFun and Running Examples {#mainpage}
+=======================================
+
+LiquidFun is an extension of [Box2D](http://box2d.org), a 2D physics engine
+for games.
+
+API documentation is located in the Documentation/ folder and referenced
+by our [landing page](../../index.html).
+
+If your project already uses Box2D, please see these instructions for
+[Porting from Box2D](md__porting_from_box2_d.html).
+
+Instructions on how to build for:
+- [Android](md__building_android.html)
+- [iOS](md__buildingi_o_s.html)
+- [Linux](md__building_linux.html)
+- [Windows](md__building_windows.html)
+- [OS X](md__building_o_s_x.html)
+- [JavaScript version](md__building_java_script.html)