Simplified the LOG_FORMAT by removing the name
Simplified the LOG_FORMAT by removing the name


Former-commit-id: 94893e79c0458d41e3e2209f928a3a6a7f0cc268 [formerly 2bafce0e364e040168cedad5d9a852f07c8a3a23]
Former-commit-id: 79478fac6ad7bad6f66a29addec9299f52e71360
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine