Fix WORKSPACE environment variable

build.gradle

@@ -116,13 +116,13 @@ uploadArchives {
 	println "--------------------"
 	def list = []
 
-	def dir = new File("${WORKSPACE}/build/libs")
+	def dir = new File("${System.env.WORKSPACE}/build/libs")
 	dir.eachFileRecurse (FileType.FILES) { file ->
 		//Add each file to the list
 		list << file
 	}
 	
-	//Print the names of all of the files
+	//Print the names of all of the output files
 	list.each {
 		println it.getName()
 	}