monkey: new v1.5.3 release.

This patch add the new Monkey HTTP Server v1.5.3.

For more details about software changes please visit:

   http://monkey-project.com/Announcements/v1.5.3



=== Build Tests ==

This version have been tested on Yocto/Daisy being packaged and
deployed on images based on RPM successfully.

monkey-yocto/672eadb254e754b91efe691a6594985ee6d9a22e

Signed-off-by: Eduardo Silva <eduardo@monkey.io>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>