Illegal char <:> in the log filename causes failure

Reproduce:
1. Make a barebones test
2. Run it on Windows

This exception is thrown, obviously logger is trying to create file with 
HH:MM:SS time in filename:

1) Error injecting method, java.nio.file.InvalidPathException: Illegal char <:> 
at index 41: 
C:\Users\MYUSERNAME\.caliper\log\2015-03-06T20:39:05.116Z.8176cc24-a129-45c6-9a7
e-262c4f71e3e9.log.lck
  at com.google.caliper.config.LoggingConfigLoader.loadLoggingConfig(LoggingConfigLoader.java:56)
  at com.google.caliper.config.ConfigModule.configure(ConfigModule.java:31)
  while locating com.google.caliper.config.LoggingConfigLoader

Version: 1.0 beta from Maven
OS: Windows Home Premium 7x64

Original issue reported on code.google.com by ja.mar...@gmail.com on 6 Mar 2015 at 9:00

Attachments:

TestWindowValidSpeed.java

umakanta75 / caliper

Illegal char <:> in the log filename causes failure #306