Import latest app updates from streamline

An updated set of source files and initialization was provided by streamline to
address issues observed during initial testing. These files have been updated in
order to generate a new set of app images.

docker/streamline-src/vendor/hamcrest/hamcrest-php/tests/Hamcrest/InvokedMatcherTest.php

@@ -1,31 +0,0 @@
-<?php
-namespace Hamcrest;
-
-use PHPUnit\Framework\TestCase;
-
-class SampleInvokeMatcher extends BaseMatcherTest
-{
-    private $matchAgainst;
-
-    public function __construct($matchAgainst)
-    {
-        $this->matchAgainst = $matchAgainst;
-    }
-
-    public function matches($item)
-    {
-        return $item == $this->matchAgainst;
-    }
-
-}
-
-class InvokedMatcherTest extends TestCase
-{
-    public function testInvokedMatchersCallMatches()
-    {
-        $sampleMatcher = new SampleInvokeMatcher('foo');
-
-        $this->assertTrue($sampleMatcher('foo'));
-        $this->assertFalse($sampleMatcher('bar'));
-    }
-}