Starting new release cycle
Merge branch 'release/0.9.3.4' into development
Corrected bug in setting end_of_input in TransformationEngine.java
Merge branch 'master' of https://github.com/nhoussos/Biblio-Transformation-Engine into nhoussos-master
Merge branch 'nhoussos-master' into development
Renamed bte-io member fields

Renamed the bte-io member fields to all end with an underscore.  Also
converted all the logger.info calls to logger.debug, except for those in
catch clauses.
Fixed DSpaceOutputGenerator to not write empty values

DSpaceOutputGenerator was outputting empty values if they existed in the
field list. This commit fixes this.
Changing version in pom.xml
Merge branch 'release/0.9.3.5'