Team Building Exercise [Incomplete] (#1013)

* Squad -> SquadFeatures from a common lookup

* refactor to SquadService, etc.; clarification of fields related to outfit ids

* thorough pass over squad functionality in regards to joining a squad or rejecting a squad invitation

* decorating squads in the squad list to indicate availability based on size/capacity or role requirements

* squad list decoration; rudimentary squad list searching

* renovations to squad joining, promotion, and certain invitation/cleanup procedures

* further renovations to squad joining, promotion, and certain invitation/cleanup procedures

* overhaul of squad joining and squad promotion

* separated the invitation system from the squad publishing and manipulating system

src/test/scala/game/CharacterKnowledgeMessageTest.scala

@@ -33,7 +33,7 @@ class CharacterKnowledgeMessageTest extends Specification {
           ),
           15,
           0,
-          PlanetSideGUID(12)
+          12
         )
       case _ =>
         ko
@@ -61,7 +61,7 @@ class CharacterKnowledgeMessageTest extends Specification {
         ),
         15,
         0,
-        PlanetSideGUID(12)
+        12
       )
     )
     val pkt = PacketCoding.encodePacket(msg).require.toByteVector