fixed json serialization of null values, fixed bug in output cardinality declaration
unified classpaths in startup-scripts by replacing individual cp's with  from nephele-config.sh
removed unused dependency, fixed integration testt to work without maven-embedder
added FIXME comment to hack in MavenUtil
fixed warnings in sopremo-common
Merge branch 'master' of https://github.com/AHeise/ozone-meteor
Merge branch 'master' of https://github.com/AHeise/ozone-meteor
switched version to 0.4-SNAPSHOT
Merge pull request #15 from mleich/0.4-ozone-compatibility

0.4-SNAPSHOT compatibility
fixed bug in FunctionNode and SopremoRecordComparator
update encrypted sonatype credentials for this repo
Remove JDK1.6 support

* fix readme file
* remove support fir jdk1.6
* use mvn clean package for the build
Merge pull request #20 from TU-Berlin/jdk16

Remove JDK1.6 support
Merge pull request #14 from fatschi/master

NullNode serialization and CP unification
Reworked aggregations to allow combinable reducers