Use jxmpp 0.2.0

this also changes jxmpp's group from org.jivesoftware.jxmpp to org.jxmpp

build.gradle

@@ -19,7 +19,7 @@ allprojects {
 		sonatypeStagingUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2'
 		buildDate = (new java.text.SimpleDateFormat("yyyy-MM-dd")).format(new Date())
 		oneLineDesc = 'An Open Source XMPP (Jabber) client library'
-		jxmppVersion = "0.1.0"
+		jxmppVersion = "0.2.0"
 	}
 	group = 'org.igniterealtime.smack'
 	sourceCompatibility = 1.7

smack-core/build.gradle

@@ -1,10 +1,6 @@
 description = """\
 Smack core components."""
 
-ext {
-	jxmppVersion = "0.1.0-alpha1-SNAPSHOT"
-}
-
 configurations {
 	compression
 	dns
@@ -12,7 +8,7 @@ configurations {
 
 dependencies {
 	compile 'xpp3:xpp3:1.1.4c'
-	compile "org.igniterealtime.jxmpp:jxmpp-core:$jxmppVersion"
+	compile "org.jxmpp:jxmpp-core:$jxmppVersion"
 	//	compile "org.igniterealtime.jxmpp:jxmpp-jid:$jxmppVersion"
 	testCompile 'junit:junit:4.11'
 	testCompile 'xmlunit:xmlunit:1.5'

smack-resolver-minidns/build.gradle

@@ -6,5 +6,5 @@ javax.naming API (e.g. Android)."""
 dependencies {
 	compile project(path: ':smack-core', configuration: 'dns')
 	compile 'de.measite.minidns:minidns:0.1.1'
-	compile "org.igniterealtime.jxmpp:jxmpp-util-cache:$jxmppVersion"
+	compile "org.jxmpp:jxmpp-util-cache:$jxmppVersion"
 }