# moved setLabelBtnScenarioDeletion() into deleteScenarioModalWindoeController where it belongs

- removed metadataTabController script tag from html
# overall replacement of myAuthorSystem with instance of AuthorSystemContent model

# event handler and functions for modal windows are separated in different files located in /js/mvc/controller/modalWindows

# refactored functionaliies.js into reloadController.js (comparison: function preserved)
# in reloadController.js: changed jQuery.ready into jsPlumb.ready due to delayed inst initialization
# simplified metaIcon choice and adding
# moved more code from general (tabs, modalWindows) to more specific files (metadataTabView, createScenarioModalWindowView, ...)
+ added propertyTab.js
- removed several unnecessary files from MVC scaffold

# further refactoring toward MVC