Formatting in expr.h
Formatting in expr.h


Former-commit-id: 0faca59fc3ec4ea816902c13048b80e48eed9985
danielhers/dynet,danielhers/dynet,clab/dynet,chunyang-wen/dynet,shuheik/dynet,shuheik/dynet,clab/dynet,clab/dynet,chunyang-wen/dynet,danielhers/dynet,danielhers/dynet,shuheik/dynet,chunyang-wen/dynet,clab/dynet,shuheik/dynet,shuheik/dynet,shuheik/dynet,danielhers/dynet,clab/cnn,clab/dynet,shuheik/dynet,xunzhang/dynet,xunzhang/dynet,xunzhang/dynet,clab/dynet,danielhers/dynet,chunyang-wen/dynet,clab/dynet,danielhers/dynet,clab/cnn,xunzhang/dynet,clab/cnn