Update Creative Commons license URL in legal notices
add more assertions to testRemoveElement
very small improvements to testToArray2
strengthen toArray tests
minor improvements to testToArray_BadArg
fix javadoc of testToArray1_BadArg
Import tests from other collection class test files
typos
typos
use stricter assertions, e.g. assertSame
use autoboxing judiciously for readability
add missing shouldThrow()
improve exception handling
improve exception handling
untabify
whitespace
whitespace
whitespace
Better delete tests
Better iterator tests
Test Deque.descendingIterator
Integrate tests for jsr166x classes
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