1.0.46

Merge branch 'dev'

* dev:
  refresh projects after adding Unity editors, started adding project properties window (not used yet),
  new project: add warning if projectname starts or ends with Space character
  change/optimize GetElapsedTime #54
  simplified Project.ToString() override (its not needed anywhere, but WPF keeps calling it) #54
  remove unnecessary FindDir/DirectoryInfo scan #54
  avoid calling checkbox checked setting save code at startup (#54)
  after sorting columns: scroll view to selected row