Cobblestone wall are connected to sideways fence gate

This feature works as intended.
See http://minecraft.gamepedia.com/Cobblestone_Wall for more information

Edit: I can see the point you are making now. (At first I thought you were saying cobble walls should not attach to fence gates at all)

This feature works as intended.
See http://minecraft.gamepedia.com/Cobblestone_Wall for more information

Edit: I can see the point you are making now. (At first I thought you were saying cobble walls should not attach to fence gates at all)

@unknown, Minecraft Wiki is not an official minecraft source.

No, but it nicely explains that walls have always attached to fence gates, same with nether fence too.
See first comment

Confirmed on Samsung Galaxy Note 5. Android 5.1.1 Version: 0.14.0 Beta 3

Confirmed on Samsung Galaxy Note 5. Android 5.1.1 Version: 0.14.0 Beta 3

Still affects 0.14.0 b5

Still affects 0.14.0 b5

Fixed on 0.15.0 build 1, thanks.