Added benchmark; removed boost.random
Update README.md
Removed speed tests
Added boost.log
Merge branch 'benchmark' of https://github.com/zschoche/mlog into benchmark

# By Philipp Zschoche
# Via Philipp Zschoche
* 'benchmark' of https://github.com/zschoche/mlog:
  Update README.md
Removed typo
Optimizations
Improved metada
Improved file_logger
Improved metadata
Improved benchmark
Update README.md
Added cstring
no message
a bit compile-time optimization
Merge pull request #16 from zschoche/benchmark

Benchmark