HAMA-760: Add new features to existing Multi Layer Perceptron (Yexi Jiang via edwardyoon)

git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1491624 13f79535-47bb-0310-9956-ffa450edef68
HAMA-761: Improvement for GraphJobMessage comparation operation


git-svn-id: https://svn.apache.org/repos/asf/hama/trunk@1492955 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'upstream/trunk' into trunk