Merge pull request swri-robotics#16 from pjreed/remove-locks

Remove locks when reading bag files

Merge pull request swri-robotics#14 from pjreed/reader-locks

Making some changes to fix a bug in the bag database

Merge pull request swri-robotics#13 from pjreed/9/lz4-compression

Adding support for LZ4 compression

Merge pull request swri-robotics#11 from pjreed/1.3-release

Releasing version 1.3

Releasing version 1.2

Releasing version 1.1

Cleaning up Java doc and releasing to Maven Central.