v1.0.1

• #10 improves code coverage accuracy
• #11 fixes #12 and #6. An error is no longer thrown when a hits file isn't present
• #14 allows reporting of coverage for multiple assemblies
• c055f95 makes MarkExecuted method thread safe
• 252d9b0 cleans up temporary hit file
• ec45c54 uses a stable version of Mono.Cecil