Scripts had been moved to cytoscape-scripts repository.
Recommitted changes that somehow got lost (again!)

Change-Id: Icd2a7d7972a8b65ac75be2e714d7fc7b2bd0c6db
Removed samples from repository list
Updated for cy script v1.2.0.
README updated (instruction about maven version).
Reordered top-level pom so that app-developer is built after its dependencies

Change-Id: I359ae41b027bb29c563dcc775f3c88e6bf1f6f82
Child projects have been added to .gitignore file.