“b72beee4f0a9521e97d7f8a5c6ead51f38c05522”上不存在“paddle/legacy/gserver/layers/SequenceToBatch.h”
* Fix bug in MergeModel.cpp. * Add a c-api inferface to initilize the thread environment of Paddle and add a GPU example. * Add some note for paddle_init_thread and move the inplementation of paddle_error_string into a .cpp file. * Add some comments.