Upgrade Highcharts 3.0.X and Highstock 1.3.X, close #1128

Please enter the commit message for your changes. Lines starting
Bump Gatling 2.0.0.20130605
[maven-release-plugin] prepare release 2.0.0.20130605
[maven-release-plugin] prepare for next development iteration
Revert back to 2.0.0-SNAPSHOT
Upgrade Scala 2.10.2-RC2
Upgrade scala-maven-plugin 3.1.5
Upgrade Scala 2.10.2
Upgrade Highstock 1.3.2, close excilys/gatling/#1218
Bump Gatling 2.0.0.20130625
[maven-release-plugin] prepare release 2.0.0.20130625
[maven-release-plugin] prepare for next development iteration
Back to Gatling 2.0.0-SNAPSHOT
Bump Gatling 2.0.0.20130628
[maven-release-plugin] prepare release 2.0.0.20130628
[maven-release-plugin] prepare for next development iteration
Back to Gatling 2.0.0-SNAPSHOT
Add error message distribution table
Don't use an intermediate String and directly append Fastrings into the Writer