Update:

Updated Html Methods for OpenGraph and Meta.
Updated Tests for the new properties.

Here we get rid of native class variable accessors and replace them
with magic methods.

Signed-off-by: Gnanakeethan Balasubramaniam <gnanakeethan@gmail.com>
Update:

Updated Main Template Layout File for FrontEnd

Signed-off-by: Gnanakeethan Balasubramaniam <gnanakeethan@gmail.com>