GP-4486: Adding Gradle wrapper

gradle/root/distribution.gradle

@@ -346,14 +346,6 @@ task assembleDistribution (type: Copy) {
 		into "Ghidra/patch"
 	}
 	
-	/////////////////////////////////
-	// Distro native build support
-	/////////////////////////////////
-	from (ROOT_PROJECT_DIR + "/GPL") {
-		include "settings.gradle"
-		into "Ghidra"
-	}
-	
 	/////////////////////////////////
 	// Eclipse formatters
 	/////////////////////////////////
@@ -400,7 +392,19 @@ project.PLATFORMS.each { platform ->
 		// Make sure that we don't try to copy the same file with the same path into the
 		// zip (this can happen!)
 		duplicatesStrategy 'exclude'
-			
+		
+		/////////////////////////////////
+		// Gradle Wrapper
+		/////////////////////////////////
+		from (ROOT_PROJECT_DIR) {
+			if (isLinux(platform.name) || isMac(platform.name)) {
+				include "gradlew"
+			}
+			if (isWindows(platform.name)) {
+				include "gradlew.bat"
+			}
+			into "support/gradle"
+		}	
 	}
 }