Adds jasmine testing library and creates basic test files / dirs.
Experiments with Jasmine tests for nodes.
File permissions changes do to changing filesystem.
Merge branch 'master' into test
Adds Galactic.Node tests for instantiation, .random, #isAtSamePos.
Adds Galactic.Node spec test for Node#render.
Completes initial version of tests for Galactic.Node.

Adds tests for #neighbours, #edges, #friends, #acquaintances.
Adds outlines of specs to GraphSpec.
Adds outline of specs to EdgeSpec.
Completes basic EdgeSpec tests.

Tests instantiation and rendering.
Minor change to NodeSpec.
Completes basic graph spec.
Refines EdgeSpec messages.
Refines NodeSpec messages.
Re-orders specs in SpecRunner.