Set WGS84 projection by default & reset

[eblondel]

No description provided.

[tdipisa]

The use of the Mercator projection in this case was a specific requirement discussed in various meeting. We really need to change this?

[eblondel]

i'm here asking @fabio2111 what he thinks.. let's see.

[fabio2111]

This is not a priority. We had introduced this as a possible re-revison to address the issue of the non compatibilty with widescreen devices or tablets. For the time being no need to work on this