Big refactorings to make the library mechanism more generic. Tests are green and the simulator works.
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fixed consturctor exception from SIL-Plugin
added transform action for table specification
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removed dummy component from testing model
cleaned directory

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rejected review comment: Points and Point are different meta-model elements used independently, so I wanted to keep them in separate util classes.
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replaced the icon of CA
improved constraint checker by allowing multi results in one apply
added a base class for contraint violation
added helper operator in the mira model
overall code clean up in mira
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added opposite references to IConnector, IConnection and IHierarchicalElement for convenient model navigation and data binding
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- method specificationDescription: returns short description of IModelElementSpecification, e. g. "State automaton" for StateAutomaton.

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added ecore builder into kernel project
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