Latest changes committed.

This pull request contains the code, which is hosted on Google Compute Engine. It has all the latest changes. It supports SVG to PNG conversion functionality using ImageMagick.  It also merges the changes, which are included in this link: https://github.com/gcapiel/mmlc-experiments/commit/33d92dbc1b12e0855ee89d60b85016bcdbdc04d6