translated the article User Timing API into Japanese.
modified some in the conclusion
Adding missing links

"Related reading" section of the "High Performance Animations" article was missing links.
tone adjustment
corrected inconsistency
Merge pull request #1079 from kuu/master

Translated 'Avoiding Unnecessary Paints by Paul Lewis' into Japanese.
Merge pull request #1078 from kdzwinel/master

Adding missing links
Automatically updating the calendar
Automatically updating the calendar
Update index.html
Remove experimental banner
Automatically updating the calendar
Automatically updating the calendar
requestAutocomplete tutorial updates.
Automatically updating the calendar
Automatically updating the calendar
Automatically updating the calendar
Merge pull request #1082 from danbeam/master

requestAutocomplete tutorial updates.
Adding link to Web Fundamentals article
Automatically updating the calendar