(libv8-dev) : Add to the prerequisites for Ubuntu. (libpng) : Upgrade to 1.5.10.
(libv8-dev) : Add to the prerequisites for Ubuntu.
(libpng) : Upgrade to 1.5.10.

google-code-export/es-operating-system,berkus/es-operating-system,ericmckean/es-operating-system,google-code-export/es-operating-system,josejamilena/es-operating-system,ericmckean/es-operating-system,josejamilena/es-operating-system,berkus/es-operating-system,josejamilena/es-operating-system,ericmckean/es-operating-system,ericmckean/es-operating-system,google-code-export/es-operating-system,ericmckean/es-operating-system,ericmckean/es-operating-system,berkus/es-operating-system,josejamilena/es-operating-system,berkus/es-operating-system,google-code-export/es-operating-system,berkus/es-operating-system,google-code-export/es-operating-system,google-code-export/es-operating-system,berkus/es-operating-system,josejamilena/es-operating-system,berkus/es-operating-system,josejamilena/es-operating-system,google-code-export/es-operating-system,ericmckean/es-operating-system,josejamilena/es-operating-system