API Differences

Between jsbml-1.1 and jsbml-1.2

Added Packages
`org.sbml.jsbml.validator. offline`
`org.sbml.jsbml.validator. offline.constraints`
`org.sbml.jsbml.validator. offline.constraints.helper`
`org.sbml.jsbml.validator. offline.factory`

Changed Packages
org.sbml.jsbml
org.sbml.jsbml.ext
org.sbml.jsbml.math
org.sbml.jsbml.math.compiler
org.sbml.jsbml.ontology
org.sbml.jsbml.util
org.sbml.jsbml.util.compilers
org.sbml.jsbml.util.filters
org.sbml.jsbml.xml
org.sbml.jsbml.xml.parsers