diff --git a/.gitattributes b/.gitattributes
index 475f5f2..7526f7d 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,6 +1,7 @@
 /tests export-ignore
-/docs export-ignore
 /.gitattributes export-ignore
 /.gitignore export-ignore
 /.travis.yml export-ignore
 /.scrutinizer.yml export-ignore
+/codecov.yml export-ignore
+/phpunit.xml.dist export-ignore
diff --git a/.travis.yml b/.travis.yml
index 70fc8c0..bec7188 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,8 @@ matrix:
       env: DB=PGSQL PHPUNIT_TEST=1
     - php: 7.1
       env: DB=MYSQL PHPUNIT_COVERAGE_TEST=1
+    - php: 7.2
+      env: DB=MYSQL PHPUNIT_TEST=1
 
 before_script:
   - phpenv rehash
@@ -25,7 +27,7 @@ before_script:
 script:
   - if [[ $PHPUNIT_TEST ]]; then vendor/bin/phpunit; fi
   - if [[ $PHPUNIT_COVERAGE_TEST ]]; then phpdbg -qrr vendor/bin/phpunit --coverage-clover=coverage.xml; fi
-  - if [[ $PHPCS_TEST ]]; then vendor/bin/phpcs --standard=vendor/silverstripe/framework/phpcs.xml.dist src/ tests/ ; fi
+  - if [[ $PHPCS_TEST ]]; then vendor/bin/phpcs src/ tests/ *.php; fi
 
 after_success:
   - if [[ $PHPUNIT_COVERAGE_TEST ]]; then bash <(curl -s https://codecov.io/bash) -f coverage.xml; fi
diff --git a/_config.php b/_config.php
index bfdcd2b..294ccc0 100644
--- a/_config.php
+++ b/_config.php
@@ -1,23 +1,70 @@
 <?php
-
-// use SilverStripe\EnvironmentCheck\EnvironmentCheckSuite;
-
-// // These power dev/health, which can be used by load balancers and other such systems
-// EnvironmentCheckSuite::register('health', 'DatabaseCheck');
-
-// // These power dev/check, which is used for diagnostics and for deployment
-// EnvironmentCheckSuite::register('check', 'DatabaseCheck("Member")', "Is the database accessible?");
-// EnvironmentCheckSuite::register('check', 'URLCheck("")', "Is the homepage accessible?");
-
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("curl_init")', "Does PHP have CURL support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("imagecreatetruecolor")', "Does PHP have GD2 support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("xml_set_object")', "Does PHP have XML support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("token_get_all")', "Does PHP have tokenizer support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("iconv")', "Does PHP have iconv support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("hash")', "Does PHP have hash support?");
-// EnvironmentCheckSuite::register('check', 'HasFunctionCheck("session_start")', "Does PHP have session support?");
-// EnvironmentCheckSuite::register('check', 'HasClassCheck("DOMDocument")', "Does PHP have DOMDocument support?");
-
-// EnvironmentCheckSuite::register('check', 'FileWriteableCheck("assets")', "Is assets/ writeable?");
-// EnvironmentCheckSuite::register('check', 'FileWriteableCheck("' . TEMP_FOLDER . '")', "Is the temp folder writeable?");
-
+//
+//use SilverStripe\EnvironmentCheck\EnvironmentCheckSuite;
+//
+//// These power dev/health, which can be used by load balancers and other such systems
+//EnvironmentCheckSuite::register('health', 'DatabaseCheck');
+//
+//// These power dev/check, which is used for diagnostics and for deployment
+//EnvironmentCheckSuite::register('check', 'DatabaseCheck("Member")', "Is the database accessible?");
+//EnvironmentCheckSuite::register('check', 'URLCheck("")', "Is the homepage accessible?");
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("curl_init")',
+//    "Does PHP have CURL support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("imagecreatetruecolor")',
+//    "Does PHP have GD2 support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("xml_set_object")',
+//    "Does PHP have XML support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("token_get_all")',
+//    "Does PHP have tokenizer support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("iconv")',
+//    "Does PHP have iconv support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("hash")',
+//    "Does PHP have hash support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasFunctionCheck("session_start")',
+//    "Does PHP have session support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'HasClassCheck("DOMDocument")',
+//    "Does PHP have DOMDocument support?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'FileWriteableCheck("assets")',
+//    "Is assets/ writeable?"
+//);
+//
+//EnvironmentCheckSuite::register(
+//    'check',
+//    'FileWriteableCheck("' . TEMP_FOLDER . '")',
+//    "Is the temp folder writeable?"
+//);
diff --git a/composer.json b/composer.json
index 9e375b1..923f988 100644
--- a/composer.json
+++ b/composer.json
@@ -15,10 +15,10 @@
         }
     ],
     "require": {
-        "silverstripe/framework": "^4.0"
+        "silverstripe/framework": "^4.0",
+        "silverstripe/versioned": "^1.0"
     },
     "require-dev": {
-        "silverstripe/versioned": "^1.0",
         "phpunit/phpunit": "^5.7",
         "squizlabs/php_codesniffer": "^3.0"
     },
diff --git a/phpcs.xml.dist b/phpcs.xml.dist
new file mode 100644
index 0000000..1b984f8
--- /dev/null
+++ b/phpcs.xml.dist
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ruleset name="SilverStripe">
+    <description>CodeSniffer ruleset for SilverStripe coding conventions.</description>
+
+    <rule ref="PSR2" >
+        <!-- Current exclusions -->
+        <exclude name="PSR1.Methods.CamelCapsMethodName" />
+    </rule>
+</ruleset>
diff --git a/src/Checks/ExternalURLCheck.php b/src/Checks/ExternalURLCheck.php
index 3b15340..429cd46 100644
--- a/src/Checks/ExternalURLCheck.php
+++ b/src/Checks/ExternalURLCheck.php
@@ -10,9 +10,13 @@ use SilverStripe\EnvironmentCheck\EnvironmentCheck;
  * it can still fail if the URL in question is requested by the client, e.g. through an iframe.
  *
  * Requires curl to present, so ensure to check it before with the following:
- * <code>EnvironmentCheckSuite::register('check', 'HasFunctionCheck("curl_init")', "Does PHP have CURL support?");</code>
- *
- * @package environmentcheck
+ * <code>
+ * EnvironmentCheckSuite::register(
+ *     'check',
+ *     'HasFunctionCheck("curl_init")',
+ *     "Does PHP have CURL support?"
+ * );
+ * </code>
  */
 class ExternalURLCheck implements EnvironmentCheck
 {
diff --git a/src/Checks/FileAccessibilityAndValidationCheck.php b/src/Checks/FileAccessibilityAndValidationCheck.php
index 99da854..e86558f 100644
--- a/src/Checks/FileAccessibilityAndValidationCheck.php
+++ b/src/Checks/FileAccessibilityAndValidationCheck.php
@@ -3,28 +3,40 @@
 namespace SilverStripe\EnvironmentCheck\Checks;
 
 use SilverStripe\EnvironmentCheck\EnvironmentCheck;
-use SilverStripe\ORM\Versioning\Versioned;
+use SilverStripe\Versioned\Versioned;
 
 /**
  * Checks for the accessibility and file type validation of one or more files or folders.
  *
  * Examples:
  * // Checks /assets/calculator_files has .json files and all files are valid json files.
- * EnvironmentCheckSuite::register('check', 'FileAccessibilityAndValidationCheck("' . BASE_PATH . '/assets/calculator_files/*.json",
- *  "jsonValidate", '.FileAccessibilityAndValidationCheck::CHECK_ALL.')', 'Check a json file exist and are all valid json files'
+ * EnvironmentCheckSuite::register(
+ *     'check',
+ *     'FileAccessibilityAndValidationCheck(
+ *         "' . BASE_PATH . '/assets/calculator_files/*.json",
+ *         "jsonValidate",
+ *         '.FileAccessibilityAndValidationCheck::CHECK_ALL.'
+ *     )',
+ *     'Check a json file exist and are all valid json files'
  * );
  *
  * // Checks /assets/calculator_files/calculator.json exists and is valid json file.
- * EnvironmentCheckSuite::register('check', 'FileAccessibilityAndValidationCheck("' . BASE_PATH . '/assets/calculator_files/calculator.json",
- *  "jsonValidate", '.FileAccessibilityAndValidationCheck::CHECK_SINGLE.')', 'Check a calculator.json exists and is valid json file'
+ * EnvironmentCheckSuite::register(
+ *     'check',
+ *     'FileAccessibilityAndValidationCheck(
+ *         "' . BASE_PATH . '/assets/calculator_files/calculator.json",
+ *         "jsonValidate",
+ *         '.FileAccessibilityAndValidationCheck::CHECK_SINGLE.'
+ *     )',
+ *     'Check a calculator.json exists and is valid json file'
  * );
  *
  * // Check only existence
- * EnvironmentCheckSuite::register('check', 'FileAccessibilityAndValidationCheck("' . BASE_PATH . '/assets/calculator_files/calculator.json")',
- * 'Check a calculator.json exists only'
+ * EnvironmentCheckSuite::register(
+ *     'check',
+ *     'FileAccessibilityAndValidationCheck("' . BASE_PATH . '/assets/calculator_files/calculator.json")',
+ *     'Check a calculator.json exists only'
  * );
- *
- * @package environmentcheck
  */
 class FileAccessibilityAndValidationCheck implements EnvironmentCheck
 {