Add a "Ignored tests" tab to the JUnit HTML report

Add record of ignored tests in *.junit.result.
Add record of ignored tests in *.junit.report.
Add "Ignored tests" tab in Overview and Package pages.
Add ignored boolean in binary serialized test results.
Impact tests where appropriate.
Add tests for "Ignored tests" tab to the JUnit HTML report
"Ignored tests" tab in the JUnit html report: code review

Removed TestIgnore.
Use boolean instead in TestResult and TestMethodResult.
Merge pull request #248 from eskatos/feature/junit-report-ignored-tab

Add a "Ignored tests" tab to the JUnit HTML report