Updated license header in java files, added asl2 header to xdoc, pom, build files.
Updated NOTICE to include references to all of the distributed libraries (JAMES-579)
Added a libraryname.LICENSE file for every non ASF library included in the repository (JAMES-579)
Cliff should confirm if this is the rigth place of if we have to move them to the root of the project and we should make sure this LICENSE files are bundled in the final distribution. (JAMES-582)
1. run-unit-tests now halts on error
2. Legal licensing issues (JAMES-579)
a. Created a README.txt including crypto notice
b. added required sentences (by 3rd party licenses) to NOTICE.txt
c. added 3rd party LICENSEs links to LICENSE.txt
d. Included README/NOTICE/LICENSE txt files in binary/sources redistributable packages (rel JAMES-582)