Make junit a test-scoped dependency.

Switch back master branch to 1.x. We will use the 2.x branch for development until an alpha release is ready.

Thanks.

Fixes #152.

Bugfix: getResource(url) return null

A new File object was created with the url string without the "file://" prefix being removed.
 That would always result in a file that does not exist, so now the prefix is removed.

Fix infinities in the computation of bounds in GraphicsGraph. It was caused by the use of Double.MAX_VALUE which is not overriden when there is no node.

Removed system.out/err messages.

Refactored View - Non-Swing Implementations Possible

updated api to use common collection interfaces, equals/hash

Set DefaultView class frame location to center of display