Extract experiment and targets definition in model processor
Util function for information dialog box.
Some minor change in reference example
Changed generator discovery and invocation
Changed GUI code for generator invocation.
WIP. Expyriment generator.
Removed unused code
Small changes in info/debug messages
Smaller change in the grammar
Support for sequence and randomize blocks
Updating jspsych generator
Language change

Experiment name and description is now defined on the top of the model.
Keyword for exp. structure. Targets and Structure is directly referenced
from model for easier access.
WIP. Beginning of template for Expyriment.
GUI reorganization. Model visualizer moved to the right.
Stimuli and conditions section are mandatory
Small GUI change. Keep proportions on resize.
Best fit on size change
Small fix in the ref example
Target for Eriksen Flanker example
Change in the grammar. Better names for some classes and attributes.