Remove double-buffering on the MXNet side (NVIDIA#258)

Change version to 0.6.0dev

Change version to 0.5.0

Remove double-buffering on the MXNet side (NVIDIA#258)

Merge COCOReader changes needed for SSD correctness (NVIDIA#229)

Merge COCOReader changes needed for SSD correctness (NVIDIA#229)

Revert NVIDIA#142. It seems that TF doesn't like having lable tensor …

…size always defined. (NVIDIA#203)

Changed version to 0.5.0dev

Use pinned memory only when interfacing with MakeContiguous

Changed version to 0.4.0dev