Increase next release scope to minor - multiple new things included

Author: Cervator

engine-tests/src/main/resources/module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "unittest",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "displayName" : "Terasology Engine Test",
     "description" : "Engine unit test content"
 }

engine/src/main/resources/engine-module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "engine",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "displayName" : "Terasology Engine",
     "description" : "Core engine content"
 }

modules/BiomesAPI/module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "BiomesAPI",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "author" : "",
     "displayName" : "BiomesAPI",
     "description" : "Provides API for working with biomes - thematical sections of world. Previously part of engine.",

modules/BuilderSampleGameplay/module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "BuilderSampleGameplay",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "author" : "Community",
     "displayName" : "Builder Sample Gameplay",
     "description" : "The last block you pick up is what you place. Extreme minimalistic gameplay setting to showcase engine running nearly solo (no inventory, health, etc). More for testing than playing",

modules/Core/module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "Core",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "displayName" : "Core Content",
     "description" : "This module adds a set of base content for Terasology",
     "dependencies" : [

modules/CoreSampleGameplay/module.txt

@@ -1,6 +1,6 @@
 {
     "id" : "CoreSampleGameplay",
-    "version" : "3.1.1",
+    "version" : "3.2.0",
     "displayName" : "Core Gameplay",
     "description" : "Minimal gameplay template. Little content but a few starting items.",
     "dependencies" : [