renamed factories to clearer names

SergeMerzliakov · SergeMerzliakov · commit 603103e1c97c · 2019-10-28T20:08:30.000+11:00
diff --git a/build.gradle b/build.gradle
@@ -12,7 +12,7 @@ def JFX_INSTALL = '/Library/Java/javafx/13.0'
 // END YOUR SETUP
 
 group 'org.epistatic'
-version '2.2.0'
+version '2.2.1'
 
 repositories {
     mavenCentral()
