Added color for code samples in Readme.md
Fixed unit tests
WIP - attempt to add integration tests

So far, maven-failsafe-plugin does not seem to launch integration tests
in the integration-test folder. Maybe they are not compiled yet ?
Get rid of Maven warnings

All plugins now have a version, encoding is specified and deprecated
variables are not used anymore.
Added integration tests
Integration tests now runned
Cleaned samples directory
Added scripts to run tests manually
Added copyright
Revert "Cleaned samples directory"

This reverts commit 761a3f3192e6d5ff5b4afffc499cdc9f8be28d08.

Actually the class SimpleTest is needed to have a quick look of what the
profiler is able to do.
Cleaned samples/ directory
Removed grc from script as it may not be portable
Merge branch 'master' into improvement/system-nanotime
Added lombok for code clarity
Cleaned code
Removed gui and failing tests from build - DIRTY

Re-add this components when the new output format and API are defined
Replaced usage of long for Time object
Updated sample log file with new format
Simplified comparator code
Moved events serialization to Events themselves