8171886: Miscellaneous changes imported from jsr166 CVS 2017-02
Reviewed-by: martin, psandoz

8150523: improve jtreg test timeout handling, especially -timeout:
Reviewed-by: martin, psandoz, smarks

8142441: Improve jtreg tests for java.util.concurrent
Reviewed-by: martin, psandoz, chegar, shade, plevart

8037866: Replace the Fun class in tests with lambdas
Reviewed-by: martin

6962318: Update copyright year
Reviewed-by: xdono

7003745: Code style cleanups (sync from Dougs CVS)
Reviewed-by: chegar, dholmes

6943119: Rebrand source copyright notices
Reviewed-by: darcy, weijun

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