Add the JSON abstraction to corelibs

build.gradle

@@ -39,6 +39,7 @@ dependencies {
     corelibs dep("org.jmonkeyengine:jme3-core:$jmeVersion-$jmeVersionTag", true, true)
     corelibs dep("org.jmonkeyengine:jme3-desktop:$jmeVersion-$jmeVersionTag", true, true)
     corelibs dep("org.jmonkeyengine:jme3-awt-dialogs:$jmeVersion-$jmeVersionTag", true, true)
+    corelibs dep("org.jmonkeyengine:jme3-plugins-json:$jmeVersion-$jmeVersionTag", true, true)
     corelibs dep("org.jmonkeyengine:jme3-lwjgl:$jmeVersion-$jmeVersionTag", true, true)
     corelibs dep("org.jmonkeyengine:jme3-effects:$jmeVersion-$jmeVersionTag", true, true)
     corelibs dep("com.github.stephengold:Minie:8.0.0", false, false) // replacement for bullet-native
@@ -57,7 +58,6 @@ dependencies {
     optlibs dep("com.simsilica:sim-math:1.6.0", true, true)
     optlibs dep("com.simsilica:zay-es:1.5.0", true, true)
 
-    optlibs dep("org.jmonkeyengine:jme3-plugins-json:$jmeVersion-$jmeVersionTag", true, true)
     optlibs dep("org.jmonkeyengine:jme3-jbullet:$jmeVersion-$jmeVersionTag", true, true)
     optlibs dep("org.jmonkeyengine:jme3-android:$jmeVersion-$jmeVersionTag", true, true)
     optlibs dep("org.jmonkeyengine:jme3-ios:$jmeVersion-$jmeVersionTag", true, true)