use diamond <> pervasively
Replace Integer with Item class
improve javadoc wording for testSerialization methods
improve main methods; respect system properties; actually fail if a test fails
no wildcard imports
prefer assertNotSame, assertNotNull to assertTrue
slightly clearer javadoc
use third person in javadoc first sentence
assertEquals argument order
use serialClone in serialization tests; update imports
indexOf => contains
Update Creative Commons license URL in legal notices
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typos
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Use MILLISECONDS.toNanos instead of multiplying by 1000*1000; use explicit assertEquals instead of assertTrue(...!= null); improve testPutWithTake
improve exception handling
improve exception handling
untabify
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Simplify Navigable method names
Updated Navigable tests
Add toArray tests for views
NavigableMap.subMap -> NavigableMap.navigableSubMap, and associated changes
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