GIRAPH-606: Configure classes by default when possible (apresta)
GIRAPH-609:  More information on runtime exceptions for Callables
GIRAPH-610: Simplify implementation of configurable VertexEdges (apresta)
GIRAPH-611: Vertex/EdgeReaderWrapper should configure inner reader (majakabiljo)
GIRAPH-527: readVertexInputSplit is always reporting 0 vertices and 0 edges (nitay)
GIRAPH-612: Improve website for upcoming release (aching)
Fixing GIRAPH-612 to pass 'mvn clean verify' without findbugs problem.
GIRAPH-615: Add support for multithreaded output (majakabiljo)
GIRAPH-543: Fix PageRankBenchmark and make WeightedPageRankBenchmark (majakabiljo)
GIRAPH-613
GIRAPH-613
GIRAPH-613
GIRAPH-616: Decouple vertices and edges in DiskBackedPartitionStore and avoid writing back edges when the algorithm does not change topology.
GIRAPH-616
GIRAPH-614: SplitMasterWorker=false is broken (majakabiljo)
GIRAPH-364: Clean up directories created by test suite
GIRAPH-595: InternalVertexRunner.run() should take GiraphConfiguration, not GiraphClasses (nitay via apresta)
Updated CHANGELOG for Giraph-1.0 release.
GIRAPH-628: Can't build Giraph without git due to mavanagaiata not
configured right (aching).
GIRAPH-627: YARN build profile is broken. (rvs via aching)