Update scrutinizer rules

Author: mvriel

.scrutinizer.yml

@@ -2,29 +2,14 @@ before_commands:
     - "composer install --no-dev --prefer-source"
 
 tools:
-    external_code_coverage:
-        enabled: false
-        timeout: 300
-        filter:
-            excluded_paths: ["tests", "vendor"]
-    php_code_coverage:
-        enabled: false
-        test_command: phpunit -c phpunit.xml.dist
     php_code_sniffer:
-        enabled: true
         config:
             standard: PSR2
         filter:
             paths: ["src/*", "tests/*"]
     php_cpd:
         enabled: true
         excluded_dirs: ["tests", "vendor"]
-    php_cs_fixer:
-        enabled: true
-        config:
-            level: all
-        filter:
-            paths: ["src/*", "tests/*"]
     php_loc:
         enabled: true
         excluded_dirs: ["tests", "vendor"]

phpmd.xml.dist

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<ruleset
+    name="ProxyManager rules"
+    xmlns="http://pmd.sf.net/ruleset/1.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://pmd.sf.net/ruleset/1.0.0 http://pmd.sf.net/ruleset_xml_schema.xsd"
+    xsi:noNamespaceSchemaLocation="http://pmd.sf.net/ruleset_xml_schema.xsd"
+>
+    <rule ref="rulesets/codesize.xml"/>
+    <rule ref="rulesets/unusedcode.xml"/>
+    <rule ref="rulesets/design.xml">
+        <!-- eval is needed to generate runtime classes -->
+        <exclude name="EvalExpression"/>
+    </rule>
+    <rule ref="rulesets/naming.xml">
+        <exclude name="LongVariable"/>
+    </rule>
+    <rule ref="rulesets/naming.xml/LongVariable">
+        <properties>
+            <property name="minimum">40</property>
+        </properties>
+    </rule>
+</ruleset>