diff --git a/scripts/build.sh b/scripts/build.sh
deleted file mode 100644
index b4c7ba2..0000000
--- a/scripts/build.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-
-BASE_PATH="./scripts"
-LINT_PATH="$BASE_PATH/lint.sh"
-METRICS_PATH="$BASE_PATH/metrics.sh"
-PHPDOX_PATH="$BASE_PATH/phpdox.sh"
-
-. "$LINT_PATH" "$@"
-. "$METRICS_PATH"
-. "$PHPDOX_PATH"
diff --git a/scripts/doc.sh b/scripts/doc.sh
deleted file mode 100644
index f43fcee..0000000
--- a/scripts/doc.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/bash
-
-BASE_PATH="./scripts"
-PHPCS_PATH="$BASE_PATH/phpcs.sh"
-PHPMD_PATH="$BASE_PATH/phpmd.sh"
-PHPUNIT_PATH="$BASE_PATH/phpunit.sh"
-PHPLOC_PATH="$BASE_PATH/phploc.sh"
-PHPDOX_PATH="$BASE_PATH/phpdox.sh"
-
-. "$PHPCS_PATH"
-. "$PHPMD_PATH"
-. "$PHPLOC_PATH"
-. "$PHPUNIT_PATH"
-. "$PHPDOX_PATH"
diff --git a/scripts/infection.sh b/scripts/infection.sh
deleted file mode 100644
index 7e3d529..0000000
--- a/scripts/infection.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running infection ..."
-infection --coverage=./build/coverage --threads=$(nproc) --configuration=./infection.json
diff --git a/scripts/lint.sh b/scripts/lint.sh
deleted file mode 100644
index 7b91ef2..0000000
--- a/scripts/lint.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/bash
-
-BASE_PATH="./scripts"
-PHPCS_PATH="$BASE_PATH/phpcs.sh"
-PHPMD_PATH="$BASE_PATH/phpmd.sh"
-PHPCPD_PATH="$BASE_PATH/phpcpd.sh"
-PHPMND_PATH="$BASE_PATH/phpmnd.sh"
-PHPSTAN_PATH="$BASE_PATH/phpstan.sh"
-PHAN_PATH="$BASE_PATH/phan.sh"
-
-with_phan=1
-
-while [ "$1" != "" ]; do
-    case $1 in
-        -no-phan )      with_phan=0
-                        ;;
-        -h | --help )   usage
-                        exit
-                        ;;
-        * )             usage
-                        exit 1
-    esac
-    shift
-done
-
-. "$PHPCS_PATH"
-. "$PHPMD_PATH"
-. "$PHPCPD_PATH"
-. "$PHPMND_PATH"
-. "$PHPSTAN_PATH"
-if [ "$with_phan" = "1" ]; then
-	. "$PHAN_PATH"
-fi
diff --git a/scripts/metrics.sh b/scripts/metrics.sh
deleted file mode 100644
index 6f05336..0000000
--- a/scripts/metrics.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/bash
-
-BASE_PATH="./scripts"
-PHPUNIT_PATH="$BASE_PATH/phpunit.sh"
-INFECTION_PATH="$BASE_PATH/infection.sh"
-PHPMETRICS_PATH="$BASE_PATH/phpmetrics.sh"
-PHPLOC_PATH="$BASE_PATH/phploc.sh"
-
-. "$PHPUNIT_PATH"
-. "$INFECTION_PATH"
-. "$PHPMETRICS_PATH"
-. "$PHPLOC_PATH"
diff --git a/scripts/phan.sh b/scripts/phan.sh
deleted file mode 100644
index 833e7ed..0000000
--- a/scripts/phan.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/bash
-
-echo "Running phan..."
-# ./build/scripts/php-no-xdebug.sh phan -m text -o ./build/phan/phan.txt
-phan -m text -o ./build/phan/phan.txt
diff --git a/scripts/php-no-xdebug.sh b/scripts/php-no-xdebug.sh
deleted file mode 100644
index 0ccf28d..0000000
--- a/scripts/php-no-xdebug.sh
+++ /dev/null
@@ -1,66 +0,0 @@
-#!/bin/bash
-
-php=$(which php)
-
-# get the xdebug config
-xdebugConfig=$(php -i | grep xdebug | while read line; do echo $line; exit; done)
-
-# no xdebug? Nothing to do!
-if [ "$xdebugConfig" == "" ]; then
-    $php "$@"
-    exit
-fi
-
-# get the configfile (which should be the first value)
-# so strip off everything after the first space of the xdebug-config
-xdebugConfigFile=$(php -i | grep xdebug | while read line; do echo $line; exit; done)
-
-# test whether we got it right
-if [ ! -f "$xdebugConfigFile" ]; then
-    echo "No XDebug configfile found!"
-    exit 1
-fi
-
-# disable xdebug by renaming the relevant .ini file
-mv ${xdebugConfigFile}{,.temporarily-disabled}
-
-# dissect the argument to extract the first one (which should be a script or an application in $PATH) from the rest
-index=0
-for arg in $(echo $@ | tr ' ' "\n")
-do
-    if [ "$index" == "0" ]; then
-        firstArg=$arg
-    else
-      restArg="$restArg $arg"
-    fi
-
-   ((index++))
-done
-
-# check whether the command to be executed is a local PHP file or something in the $PATH like composer or php-cs-fixer
-fullPath="$(which $firstArg)"
-if [ "$fullPath" == "" ]; then
-    # check whether it's a local file
-    if [ ! -f  $firstArg ]; then
-        echo "Could not find $firstArg. No such file or directory"
-        exit 1
-    else
-        # just run the commands
-        $php $@
-    fi
-else
-    # run the command with the fullpath followed by the rest of the arguments provided
-    $php $fullPath $restArg
-fi
-
-# execute the command
-$php "$@"
-
-# re-enable xdebug
-mv ${xdebugConfigFile}{.temporarily-disabled,}
-
-# test whether the conf file is restored correctly
-if [ ! -f "$xdebugConfigFile" ]; then
-    echo "Something went wrong with restoring the configfile for xdebug!"
-    exit 1
-fi
diff --git a/scripts/phpcpd.sh b/scripts/phpcpd.sh
deleted file mode 100644
index 0b540fb..0000000
--- a/scripts/phpcpd.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpcpd..."
-phpcpd ./src
diff --git a/scripts/phpcs.sh b/scripts/phpcs.sh
deleted file mode 100644
index a24c9cc..0000000
--- a/scripts/phpcs.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpcs..."
-phpcs --encoding=utf-8 --report-full=./build/phpcs/phpcs.txt --report-xml=./build/phpcs/phpcs.xml
diff --git a/scripts/phpdox.sh b/scripts/phpdox.sh
deleted file mode 100644
index a7cb70e..0000000
--- a/scripts/phpdox.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpDox..."
-phpdox
diff --git a/scripts/phploc.sh b/scripts/phploc.sh
deleted file mode 100644
index ca29a64..0000000
--- a/scripts/phploc.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phploc..."
-phploc --log-xml="./build/phploc/phploc.xml" -vvv ./src
diff --git a/scripts/phpmd.sh b/scripts/phpmd.sh
deleted file mode 100644
index 5b33757..0000000
--- a/scripts/phpmd.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-#!/bin/bash
-
-echo "Running phpmd..."
-phpmd ./src text ./phpmd-src.xml --reportfile ./build/phpmd/phpmd_src.txt --ignore-violations-on-exit
-phpmd ./src xml ./phpmd-src.xml --reportfile ./build/phpmd/phpmd_src.xml --ignore-violations-on-exit
-phpmd ./tests text ./phpmd-tests.xml --reportfile ./build/phpmd/phpmd_tests.txt --ignore-violations-on-exit
diff --git a/scripts/phpmetrics.sh b/scripts/phpmetrics.sh
deleted file mode 100644
index 2637f51..0000000
--- a/scripts/phpmetrics.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpmetrics..."
-phpmetrics --report-html=./build/phpmetrics --junit=./build/coverage/phpunit.junit.xml ./src,./tests
diff --git a/scripts/phpmnd.sh b/scripts/phpmnd.sh
deleted file mode 100644
index 43e1151..0000000
--- a/scripts/phpmnd.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpmnd..."
-phpmnd ./src/ --extensions=all --strings --include-numeric-string --allow-array-mapping --xml-output=./build/phpmnd/phpmnd.xml --progress | tee ./build/phpmnd/phpmnd.txt
diff --git a/scripts/phpstan.sh b/scripts/phpstan.sh
deleted file mode 100644
index d4fe352..0000000
--- a/scripts/phpstan.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-echo "Running phpstan..."
-phpstan analyse ./src --level=7 | tee ./build/phpstan/phpstan.txt
diff --git a/scripts/phpunit.sh b/scripts/phpunit.sh
deleted file mode 100644
index ee58f7a..0000000
--- a/scripts/phpunit.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/bash
-
-echo "Running phpunit..."
-# phpunit ./tests --coverage-html=./build/coverage/html --coverage-xml=build/coverage/xml --log-junit=build/coverage/phpunit.junit.xml
-phpunit ./tests
diff --git a/src/Generator.php b/src/Generator.php
index 74793a1..75dcd6c 100644
--- a/src/Generator.php
+++ b/src/Generator.php
@@ -22,8 +22,7 @@ public function __construct()
     {
         parent::__construct();
 
-        $this->setFactory('collection', null)
-            ->setFactory('ri-collection', RiCollectionFactory::class)
+        $this->setFactory('ri-collection', RiCollectionFactory::class)
             ->setFactory('ro-collection', RoCollectionFactory::class)
             ->setFactory('relationship', RelationshipFactory::class)
             ->setFactory('resource-identifier', ResourceIdentifierFactory::class)