change version to 0.4-alpha.2-SNAPSHOT
diff --git a/nephele/nephele-clustermanager/pom.xml b/nephele/nephele-clustermanager/pom.xml
index 7282d71..30d8696 100644
--- a/nephele/nephele-clustermanager/pom.xml
+++ b/nephele/nephele-clustermanager/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>nephele</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-common/pom.xml b/nephele/nephele-common/pom.xml
index bc37120..db6628e 100644
--- a/nephele/nephele-common/pom.xml
+++ b/nephele/nephele-common/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-examples/pom.xml b/nephele/nephele-examples/pom.xml
index 23e6b97..51e7c9d 100644
--- a/nephele/nephele-examples/pom.xml
+++ b/nephele/nephele-examples/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-hdfs/pom.xml b/nephele/nephele-hdfs/pom.xml
index 93cfd34..16f3520 100644
--- a/nephele/nephele-hdfs/pom.xml
+++ b/nephele/nephele-hdfs/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-management/pom.xml b/nephele/nephele-management/pom.xml
index cd1eade..e7ef95a 100644
--- a/nephele/nephele-management/pom.xml
+++ b/nephele/nephele-management/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-profiling/pom.xml b/nephele/nephele-profiling/pom.xml
index 7ada513..d4d8c78 100644
--- a/nephele/nephele-profiling/pom.xml
+++ b/nephele/nephele-profiling/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-queuescheduler/pom.xml b/nephele/nephele-queuescheduler/pom.xml
index ed1b121..70851ef 100644
--- a/nephele/nephele-queuescheduler/pom.xml
+++ b/nephele/nephele-queuescheduler/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>nephele</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	
diff --git a/nephele/nephele-s3/pom.xml b/nephele/nephele-s3/pom.xml
index 15a8922..39df1a4 100644
--- a/nephele/nephele-s3/pom.xml
+++ b/nephele/nephele-s3/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-server/pom.xml b/nephele/nephele-server/pom.xml
index af20a5a..efae7e9 100644
--- a/nephele/nephele-server/pom.xml
+++ b/nephele/nephele-server/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/nephele-visualization/pom.xml b/nephele/nephele-visualization/pom.xml
index bd1b136..b8af7e4 100644
--- a/nephele/nephele-visualization/pom.xml
+++ b/nephele/nephele-visualization/pom.xml
@@ -8,7 +8,7 @@
 	<parent>
 		<artifactId>nephele</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/nephele/pom.xml b/nephele/pom.xml
index c358514..55f8ef7 100644
--- a/nephele/pom.xml
+++ b/nephele/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>stratosphere</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact-scala/pact-scala-core/pom.xml b/pact-scala/pact-scala-core/pom.xml
index f7e8840..5a7dc60 100644
--- a/pact-scala/pact-scala-core/pom.xml
+++ b/pact-scala/pact-scala-core/pom.xml
@@ -6,7 +6,7 @@
     <parent>
         <artifactId>pact-scala</artifactId>
         <groupId>eu.stratosphere</groupId>
-        <version>0.4-SNAPSHOT</version>
+        <version>0.4-alpha.2-SNAPSHOT</version>
         <relativePath>..</relativePath>
     </parent>
 
diff --git a/pact-scala/pact-scala-examples/pom.xml b/pact-scala/pact-scala-examples/pom.xml
index 9843aac..e3b0c22 100644
--- a/pact-scala/pact-scala-examples/pom.xml
+++ b/pact-scala/pact-scala-examples/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <artifactId>pact-scala</artifactId>
     <groupId>eu.stratosphere</groupId>
-    <version>0.4-SNAPSHOT</version>
+    <version>0.4-alpha.2-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
   
diff --git a/pact-scala/pact-scala-scratch/pom.xml b/pact-scala/pact-scala-scratch/pom.xml
index 6b18b79..5feb659 100644
--- a/pact-scala/pact-scala-scratch/pom.xml
+++ b/pact-scala/pact-scala-scratch/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <artifactId>pact-scala</artifactId>
     <groupId>eu.stratosphere</groupId>
-    <version>0.4-SNAPSHOT</version>
+    <version>0.4-alpha.2-SNAPSHOT</version>
     <relativePath>..</relativePath>
   </parent>
 
diff --git a/pact-scala/pact-scala-tests/pom.xml b/pact-scala/pact-scala-tests/pom.xml
index d956af6..e71795a 100644
--- a/pact-scala/pact-scala-tests/pom.xml
+++ b/pact-scala/pact-scala-tests/pom.xml
@@ -7,7 +7,7 @@
   <parent>
 	<artifactId>pact-scala</artifactId>
 	<groupId>eu.stratosphere</groupId>
-	<version>0.4-SNAPSHOT</version>
+	<version>0.4-alpha.2-SNAPSHOT</version>
 	<relativePath>..</relativePath>
   </parent>
 
diff --git a/pact-scala/pom.xml b/pact-scala/pom.xml
index 3a11b24..e25e970 100644
--- a/pact-scala/pom.xml
+++ b/pact-scala/pom.xml
@@ -8,7 +8,7 @@
     <parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>stratosphere</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
     </parent>
 
diff --git a/pact/pact-array-datamodel/pom.xml b/pact/pact-array-datamodel/pom.xml
index b472002..0f43353 100644
--- a/pact/pact-array-datamodel/pom.xml
+++ b/pact/pact-array-datamodel/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	
diff --git a/pact/pact-clients/pom.xml b/pact/pact-clients/pom.xml
index 5c8716c..3b5a27b 100644
--- a/pact/pact-clients/pom.xml
+++ b/pact/pact-clients/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pact-common/pom.xml b/pact/pact-common/pom.xml
index 2b33f72..7e0f744 100644
--- a/pact/pact-common/pom.xml
+++ b/pact/pact-common/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pact-compiler/pom.xml b/pact/pact-compiler/pom.xml
index 2561093..b0a60ce 100644
--- a/pact/pact-compiler/pom.xml
+++ b/pact/pact-compiler/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pact-examples/pom.xml b/pact/pact-examples/pom.xml
index 5eeb3e2..60cc3e9 100644
--- a/pact/pact-examples/pom.xml
+++ b/pact/pact-examples/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pact-hbase/pom.xml b/pact/pact-hbase/pom.xml
index b9c5369..e8a34df 100644
--- a/pact/pact-hbase/pom.xml
+++ b/pact/pact-hbase/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 	    <relativePath>..</relativePath>
     </parent>
   
diff --git a/pact/pact-runtime/pom.xml b/pact/pact-runtime/pom.xml
index 3b1204e..951d91c 100644
--- a/pact/pact-runtime/pom.xml
+++ b/pact/pact-runtime/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pact-tests/pom.xml b/pact/pact-tests/pom.xml
index e79c498..5487dec 100644
--- a/pact/pact-tests/pom.xml
+++ b/pact/pact-tests/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<artifactId>pact</artifactId>
 		<groupId>eu.stratosphere</groupId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pact/pom.xml b/pact/pom.xml
index 42a40be..8b5ba39 100644
--- a/pact/pom.xml
+++ b/pact/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>stratosphere</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/pom.xml b/pom.xml
index a73c3bf..6a5626e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 
 	<groupId>eu.stratosphere</groupId>
 	<artifactId>stratosphere</artifactId>
-	<version>0.4-SNAPSHOT</version>
+	<version>0.4-alpha.2-SNAPSHOT</version>
 
 	<name>stratosphere</name>
 	<packaging>pom</packaging>
diff --git a/stratosphere-dist/pom.xml b/stratosphere-dist/pom.xml
index 76bc39d..88fb9c1 100644
--- a/stratosphere-dist/pom.xml
+++ b/stratosphere-dist/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>eu.stratosphere</groupId>
 		<artifactId>stratosphere</artifactId>
-		<version>0.4-SNAPSHOT</version>
+		<version>0.4-alpha.2-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/tools/change-version b/tools/change-version
index 06bea7b..e35117d 100755
--- a/tools/change-version
+++ b/tools/change-version
@@ -1,2 +1,2 @@
 #!/bin/bash
-find .. -name 'pom.xml' -type f -exec sed -i 's#<version>0.4-SNAPSHOT</version>#<version>0.4-alpha.0</version>#' {} \;
+find .. -name 'pom.xml' -type f -exec sed -i 's#<version>0.4-SNAPSHOT</version>#<version>0.4-alpha.2-SNAPSHOT</version>#' {} \;