That is correct. We upgraded the version of JavaEWAH to 0.3.1 when we posted it to the Maven central repository. Version 0.3.2 is simply a revision of the documentation (I corrected a few typos in the comments).
You should be able to call on JavaEWAH as a dependency in the following manner:
The upgrade from 0.3.0 to 0.3.2 should be harmless.