8068463: Group 10c: golden files for tests in tools/javac dir
Reviewed-by: jjg, mcimadamore

8036842: Remove unneeded/obsolete -source/-target options in javac tests, part 2
Reviewed-by: jjg, sogoel

6962318: Update copyright year
Reviewed-by: xdono

6900037: javac should warn if earlier -source is used and bootclasspath not set
Reviewed-by: darcy

6943119: Rebrand source copyright notices
Reviewed-by: darcy

6843761: Update langtools tests to remove unncessary -source and -target options
Reviewed-by: jjg

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