Issue #708 - Timer should start from the beginning if user changes the period
Issue #707 - Time keeps increasing even if the time progress bar reaches to an end
resolve logic problem with filtered tracks
Merge pull request #782 from pecko/issue708

Issue #708 - Timer should start from the beginning if user changes the period
provide default value, to avoid NPE
Merge branch 'master' into issue786
remove test, unrelated to class functionality
reflect changed time loop in Asset
ignore test in this stale code
introduce flexibility for test being run in tycho build, or from IDE directly
improve localisation of date import format
relax time constraints
localised date formatting