FileUtils: fix javadoc warnings.
Merge pull request #43 from m1ch1/master

FileUtils: fix javadoc warnings.
SimpleLog: fix javadoc formatting.
Merge pull request #44 from m1ch1/master

SimpleLog: fix javadoc formatting.
Merge pull request #41 from EasonLiao/refactory

Refactory
Merge pull request #46 from EasonLiao/dummylog

Introduce dummy log for testing.
Update README.md

fixes #47.
Use the single-line format for protobuf message logging.
Merge pull request #50 from m1ch1/master

Use the single-line format for protobuf message logging.
Synchronization phase