Merge pull request #2 from jjgod/master

Add Simplified Chinese localization
Added Russian translation
Merge pull request #4 from vslinko/ru

Added Russian translation
Fix invalid viewport meta

Using ; to separate viewport meta contents will generate the following
error:

Viewport argument value "device-width;" for key "width" not recognized.
Content ignored.

Use , instead fixes that:
http://royaltutorials.com/viewport-argument-value-device-width-for-key-width-not-recognized-content-ignored/