merge: Made all tests follow file strcture convention already in-place (#820)

* add empty line to end of file

* Move all test files to /test following convention

Cellular-Automata/test/ConwaysGameOfLife.test.js

@@ -0,0 +1,8 @@
+import { newGeneration } from '../ConwaysGameOfLife'
+
+describe('newGeneration', () => {
+  it('should produce the next generation according to the rules', () => {
+    expect(newGeneration([[0, 1, 0], [0, 1, 0], [0, 1, 0]]))
+      .toEqual([[0, 0, 0], [1, 1, 1], [0, 0, 0]])
+  })
+})