Added external debugger
Added aggregations of equalivant elements while writing the model, to reduce (a lot) the final number of elements in the file
More simplifications while writing
Removed EffectsMacro. It was only a wrapper for a EAdList<EAdEffect>
XML writing is more compact now
XML writing is more compact now
Some work in the converter
Refactoring in Simplifier
Merge branch 'master' of github.com:anserran/eadventure

Conflicts:
	core/reader/src/main/java/ead/reader/model/XMLVisitor.java
	core/reader/src/main/java/ead/writer/model/writers/ParamWriter.java
	core/reader/src/main/java/ead/writer/model/writers/simplifiers/Simplifier.java
Added json reader for questions
Added field holding current scene id
Added proper game pause and restart (work in progress)
Some fixes in the restart process
Minor bugfix
Work in converter
Moved all logic of Drag & Drop to an effect. Cleaner solution I think
Adding drag conversion in converter
Some features to allow restart the game
Work in converter
Some bugfixes to make restart work properly