Commits

Wes McKinney authored ce0bb533849
ARROW-1002: [C++] Fix inconsistency with padding at start of IPC file format cc @TheNeuralBit -- the 64-byte padding in the C++ file writer was incorrect (http://arrow.apache.org/docs/ipc.html indicate padding to an 8-byte boundary), so this fixes that. Author: Wes McKinney <wes.mckinney@twosigma.com> Closes #693 from wesm/ARROW-1002 and squashes the following commits: 35c023f [Wes McKinney] Fix C++ inconsistency with padding at start of IPC file format