[mapserver-users] Is PropertyIsNull supported by MapServer?

[geographika]

On 02/05/2014 11:39, Even Rouault wrote:
> This is expected. demo.mapserver.org is MapServer 5.6.5. 
> PropertyIsNull will only be available in Mapserver 7.0
Ok great - I'm using v 6.4 so just wanted to check if these filters were 
going to be available at any point in the future.

For future reference where is the best place to find out future 
developments such as this are planned - GitHub Issues or by searching 
the mapserver-dev list?