Update date range in licence comments.
Update comments.
Initial version of codestream parsing.
Fix whitespace.
Fix Maven build.
Further refactoring: Introduce Parser base class.
Clean up DatastreamParser and fix test.
Rename const field.
Implement Chain-of-responsibility pattern.
Fix ant/mvn build after rebasing.
Move classes out of 'metadata' package.

IFDMetadata and ColorFormat are now in packages that
describe their meaning in the codestream.
Update parsing logic and tests.
Fix imports.
Finish implementing IMAGE_HEADER() parsing.
Fix javadoc and add package descriptions.
Minor test and code fixes.
Update unit tests.
Add plane header parsing method stubs.
Add byte boundary method to BitBuffer.
Rename class and test.