[unrelated] Avoid type/size casts at root
Conflicts:
	plugins/uk.ac.york.qvtd.pivot.qvtimperative/src/uk/ac/york/qvtd/pivot/qvtimperative/evaluation/QVTimperativeEvaluationVisitor.java
[unrelated] Add launch configuration
[unrelated] Eliminate errors
[unrelated] Explicit UTF-8, Unix line endings
Conflicts:
	tests/uk.ac.york.qvtd.tests.hhr/.settings/org.eclipse.core.resources.prefs
	tests/uk.ac.york.qvtd.tests.hhr/model/UMLtoRDBMS.ecore
[unrelated] Use J2SE-1.5, add normal plugin context files
[unrelated] Simplify Visitor hierarchy
[unrelated] Avoid type/size casts at root