Moved package gluon.grammar.parsing to soot.parsing.
Moved package gluon.PointsToInformation to soot.analysis.pointsTo.
Moved sable parser generator to gluon.contract.parsing.
Moved a bunch of contract-related code from gluon.AnalysisMain to the new class
gluon.contract.Contract.
Merge branch 'code-refractoring'.