antlr-3.5-complete.jar
    is distributed (binary) under the terms of the BSD license,
    a copy of which is to be found in Antlr-LICENSE-ver3.txt.
    See http://www.antlr3.org for sources and more information.

antlr-4.8-complete.jar
    is distributed (binary) under the terms of the BSD license,
    a copy of which is to be found in Antlr-LICENSE-ver4.txt.
    See https://www.antlr.org/ for sources and more information.

commons-cli-1.2.jar
    is distributed (binary) under the terms of the Apache license,
    a copy of which is to be found in Apache-LICENSE-ver2.0.txt.
    See https://commons.apache.org/proper/commons-cli for sources
    and more information.

commons-cli-1.4.jar
    is distributed (binary) under the terms of the Apache license,
    a copy of which is to be found in Apache-cli-1.4-LICENSE.txt.
    See https://commons.apache.org/proper/commons-cli for sources
    and more information.

Changes for release 1.2 following 1.1:
    added version info: <vex2xml_rev>1.2</vex2xml_rev>
    adapted to use Antlr 4.8...

Changes for release 1.1 following 1.0:
    added version info: <vex2xml_rev>1.1</vex2xml_rev>
    fixed if_def xml generation to be properly hierarchical