decrease dec log size
Merge pull request #1115 from huili2/dec_log_decrease

decrease dec log size
astyle all cpp files
astyle UT cpp files
Merge pull request #1116 from huili2/astyle_cpp

astyle all cpp files
Merge pull request #1117 from huili2/astyle_ut

astyle UT cpp files
Merge remote-tracking branch 'upstream/master' into travis.osx