Refactored to separate interface from functionality. Added support for progress listeners.

build.gradle

@@ -3,7 +3,7 @@ apply plugin: "application"
 apply plugin: "maven"
 
 group = "com.jdblabs"
-version = "1.1"
+version = "1.2"
 mainClassName = "com.jdblabs.file.treediff.TreeDiff"
 
 repositories {
@@ -12,10 +12,7 @@ repositories {
 
 dependencies {
     compile 'org.codehaus.groovy:groovy-all:2.4.3'
-    compile 'org.slf4j:slf4j-api:1.7.10'
-    compile 'ch.qos.logback:logback-core:1.1.2'
-    compile 'ch.qos.logback:logback-classic:1.1.2'
-	compile 'com.jdbernard:jdb-util:3.5'
+	compile 'com.jdbernard:jdb-util:3.8'
 	compile 'commons-codec:commons-codec:1.10'
     compile 'com.fasterxml.jackson.core:jackson-databind:2.4.4'