6955047: (tz) javadoc for TimeZone.getDisplayName(boolean daylight, int style, Locale locale) is not clear
7021680: (tz) daylight savings time should be daylight saving time
Reviewed-by: peytoia

6560965: [Fmt-Da] defaultCenturyStart In SimpleDateFormat should be protected
6560980: [Fmt-Da] DateFormatSymbols.cacheLookup doesn't update cache correctly.
Reviewed-by: naoto, peytoia

Reviewed-by: srl
Contributed-by: NYoshito Umaoka &lt;y.umaoka@gmail.com&gt;, Doug Felt &lt;dougfelt@google.com&gt;, Mark Davis <markdavis@google.com>

6549953: (cal) WEEK_OF_YEAR and DAY_OF_YEAR calculation problems around Gregorian cutover
Reviewed-by: peytoia

Reviewed-by: okutsu

Reviewed-by: darcy, weijun

Reviewed-by: peytoia

Reviewed-by: okutsu