Merge pull request #41 from ron975/master

Merge master into gh-pages
Merge pull request #46 from ron975/master

Merge master into gh-pages
Merge pull request #48 from ron975/master

Update Playbar javascript
Merge pull request #55 from ron975/master

Merge master into gh-pages
Merge pull request #56 from ron975/master

Add installer download link
Update installer
Update index.html
Publish release 2.1.0.0
update installer link
Merge pull request #59 from ron975/master

merge master into gh-pages
Merge pull request #1 from ron975/gh-pages

Merge master into gh-pages