added some CI4 default files

.travis.yml

@@ -0,0 +1,49 @@
+language: php
+
+php:
+  - 7.1
+  - 7.2
+  - 7.3
+  - nightly
+
+matrix:
+  fast_finish: true
+  allow_failures:
+    - php: 7.3
+    - php: nightly
+
+global:
+  - CI=true
+  - CI_ENVIRONMENT=testing
+
+# Recommended by Travis support
+sudo: required
+dist: trusty
+group: edge
+
+env:
+  - DB=mysqli
+  - DB=postgres
+  - DB=sqlite
+
+services:
+  - memcached
+  - mysql
+  - postgresql
+  - redis-server
+
+script:
+  - php vendor/bin/phpunit -v
+
+before_install:
+  - mysql -e "CREATE DATABASE IF NOT EXISTS test;" -uroot;
+  - mysql -e "SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA WHERE SCHEMA_NAME = 'test';" -uroot
+  - psql -c 'CREATE DATABASE test;' -U postgres
+
+before_script:
+  - echo 'extension = memcached.so' >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+  - echo 'extension = redis.so' >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+  - composer install --prefer-source
+
+after_success:
+  - travis_retry php tests/bin/php-coveralls.phar -v

composer.json

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+{
+    "description": "The CodeIgniter framework v4",
+    "name": "codeigniter4/framework",
+    "type": "project",
+    "homepage": "https://codeigniter.com",
+    "license": "MIT",
+    "support": {
+        "forum": "http://forum.codeigniter.com/",
+        "slack": "https://codeigniterchat.slack.com",
+        "source": "https://github.com/bcit-ci/CodeIgniter4"
+    },
+    "autoload": {
+        "psr-4": {
+            "CodeIgniter\\": "system/",
+            "Psr\\Log\\": "system/ThirdParty/PSR/Log/"
+        }
+    },
+    "require": {
+        "php": ">=7.1",
+        "zendframework/zend-escaper": "^2.5",
+        "kint-php/kint": "^2.1",
+        "ext-intl": "*",
+        "ext-curl": "*"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^7.0",
+        "mikey179/vfsStream": "1.6.*",
+        "codeigniter4/codeigniter4-standard": "^1.0"
+    },
+    "scripts": {
+        "post-update-cmd": [
+            "composer dump-autoload",
+            "CodeIgniter\\ComposerScripts::postUpdate"
+        ]
+    }
+}

phpunit.xml.dist

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+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="tests/_support/_bootstrap.php"
+        backupGlobals="false"
+        colors="true"
+        convertErrorsToExceptions="true"
+        convertNoticesToExceptions="true"
+        convertWarningsToExceptions="true"
+        stopOnError="false"
+        stopOnFailure="false"
+        stopOnIncomplete="false"
+        stopOnSkipped="false">
+    <testsuites>
+        <testsuite name="app">
+            <directory>./tests</directory>
+            <exclude>./tests/system</exclude>
+        </testsuite>
+        <testsuite name="system">
+            <directory>./tests/system</directory>
+            <exclude>./tests/system/Database</exclude>
+        </testsuite>
+        <testsuite name="database">
+            <directory>./tests/system/Database</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">./system</directory>
+            <exclude>
+                <directory>./system/Debug/Toolbar/Views</directory>
+                <directory>./system/Pager/Views</directory>
+                <directory>./system/ThirdParty</directory>
+                <directory>./system/Validation/Views</directory>
+                <file>./system/bootstrap.php</file>
+                <file>./system/Commands/Sessions/Views/migration.tpl.php</file>
+                <file>./system/ComposerScripts.php</file>
+                <file>./system/Config/Routes.php</file>
+            </exclude>
+        </whitelist>
+    </filter>
+
+    <logging>
+        <log type="coverage-clover" target="build/logs/clover.xml"/>
+    </logging>
+</phpunit>