Merge pull request #5 from TongG/Version2.0.4

Version2.0.4
Merge pull request #6 from TongG/Version2.0.4

Version2.0.4
Merge pull request #8 from TongG/Version2.0.4

Ready for implementing the user customization.
Merge branch 'Version2.0.4'
Merge branch 'Version2.0.4'
Added Gitter badge
Merge pull request #12 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md
Merge branch 'master' into Version2.0.4