master
8193300: Miscellaneous changes imported from jsr166 CVS 2018-01
8187443: Forest Consolidation: Move files to unified layout
8205184: Delegating Iterator implementations that don't delegate forEachRemaining()
8195590: Miscellaneous changes imported from jsr166 CVS 2018-02
8214687: Optimize Collections.nCopies().hashCode() and equals()