Remove ram from fortress to let people in charge of balancing make the call on whether it should be added to the civ or not.

Add Alexandermb to the list of 3D contributors.
Thanks elexis for raising concerns

This was SVN commit r20450.

binaries/data/mods/public/gui/credits/texts/art.json

@@ -79,6 +79,7 @@
 	{
 		"Title": "3D Art",
 		"List": [
+			{"nick": "Alexandermb", "name": "Daniel Morgado"},
 			{"nick": "Athos"},
 			{"nick": "Brightgalrs", "name": "Robert D. Schultz"},
 			{"nick": "Eggbird", "name": "Egbert Tigelaar"},

binaries/data/mods/public/simulation/templates/structures/maur_fortress.xml

@@ -17,7 +17,7 @@
       -units/{civ}_mechanical_siege_scorpio_packed
       -units/{civ}_mechanical_siege_oxybeles_packed
       -units/{civ}_mechanical_siege_lithobolos_packed
-      units/{civ}_mechanical_siege_ram
+      -units/{civ}_mechanical_siege_ram
       -units/{civ}_mechanical_siege_tower
     </Entities>
     <Technologies datatype="tokens">