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/AbstractMatcherTest.php

@@ -1,68 +0,0 @@
-<?php
-namespace Hamcrest;
-
-use PHPUnit\Framework\TestCase;
-
-class UnknownType {
-}
-
-abstract class AbstractMatcherTest extends TestCase
-{
-
-    const ARGUMENT_IGNORED = "ignored";
-    const ANY_NON_NULL_ARGUMENT = "notnull";
-
-    abstract protected function createMatcher();
-
-    public function assertMatches(\Hamcrest\Matcher $matcher, $arg, $message)
-    {
-        $this->assertTrue($matcher->matches($arg), $message);
-    }
-
-    public function assertDoesNotMatch(\Hamcrest\Matcher $matcher, $arg, $message)
-    {
-        $this->assertFalse($matcher->matches($arg), $message);
-    }
-
-    public function assertDescription($expected, \Hamcrest\Matcher $matcher)
-    {
-        $description = new \Hamcrest\StringDescription();
-        $description->appendDescriptionOf($matcher);
-        $this->assertEquals($expected, (string) $description, 'Expected description');
-    }
-
-    public function assertMismatchDescription($expected, \Hamcrest\Matcher $matcher, $arg)
-    {
-        $description = new \Hamcrest\StringDescription();
-        $this->assertFalse(
-            $matcher->matches($arg),
-            'Precondtion: Matcher should not match item'
-        );
-        $matcher->describeMismatch($arg, $description);
-        $this->assertEquals(
-            $expected,
-            (string) $description,
-            'Expected mismatch description'
-        );
-    }
-
-    public function testIsNullSafe()
-    {
-        //Should not generate any notices
-        $this->createMatcher()->matches(null);
-        $this->createMatcher()->describeMismatch(
-            null,
-            new \Hamcrest\NullDescription()
-        );
-    }
-
-    public function testCopesWithUnknownTypes()
-    {
-        //Should not generate any notices
-        $this->createMatcher()->matches(new UnknownType());
-        $this->createMatcher()->describeMismatch(
-            new UnknownType(),
-            new NullDescription()
-        );
-    }
-}