diff --git a/src/Composer/Command/AboutCommand.php b/src/Composer/Command/AboutCommand.php
index ea924f678..d6800ee15 100644
--- a/src/Composer/Command/AboutCommand.php
+++ b/src/Composer/Command/AboutCommand.php
@@ -18,7 +18,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class AboutCommand extends Command
+class AboutCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/ArchiveCommand.php b/src/Composer/Command/ArchiveCommand.php
index 2fea529a6..104877d8d 100644
--- a/src/Composer/Command/ArchiveCommand.php
+++ b/src/Composer/Command/ArchiveCommand.php
@@ -30,7 +30,7 @@ use Symfony\Component\Console\Output\OutputInterface;
  *
  * @author Nils Adermann <naderman@naderman.de>
  */
-class ArchiveCommand extends Command
+class ArchiveCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/Command.php b/src/Composer/Command/BaseCommand.php
similarity index 96%
rename from src/Composer/Command/Command.php
rename to src/Composer/Command/BaseCommand.php
index 6c5226c6a..2a70b584d 100644
--- a/src/Composer/Command/Command.php
+++ b/src/Composer/Command/BaseCommand.php
@@ -18,7 +18,7 @@ use Composer\IO\IOInterface;
 use Composer\IO\NullIO;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
-use Symfony\Component\Console\Command\Command as BaseCommand;
+use Symfony\Component\Console\Command\Command;
 
 /**
  * Base class for Composer commands
@@ -26,7 +26,7 @@ use Symfony\Component\Console\Command\Command as BaseCommand;
  * @author Ryan Weaver <ryan@knplabs.com>
  * @author Konstantin Kudryashov <ever.zet@gmail.com>
  */
-abstract class Command extends BaseCommand
+abstract class BaseCommand extends Command
 {
     /**
      * @var Composer
diff --git a/src/Composer/Command/ClearCacheCommand.php b/src/Composer/Command/ClearCacheCommand.php
index 818b8ee30..7ab17806d 100644
--- a/src/Composer/Command/ClearCacheCommand.php
+++ b/src/Composer/Command/ClearCacheCommand.php
@@ -20,7 +20,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author David Neilsen <petah.p@gmail.com>
  */
-class ClearCacheCommand extends Command
+class ClearCacheCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/ConfigCommand.php b/src/Composer/Command/ConfigCommand.php
index 0f4637ef3..eef4521b6 100644
--- a/src/Composer/Command/ConfigCommand.php
+++ b/src/Composer/Command/ConfigCommand.php
@@ -27,7 +27,7 @@ use Composer\Json\JsonFile;
  * @author Joshua Estes <Joshua.Estes@iostudio.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class ConfigCommand extends Command
+class ConfigCommand extends BaseCommand
 {
     /**
      * @var Config
diff --git a/src/Composer/Command/CreateProjectCommand.php b/src/Composer/Command/CreateProjectCommand.php
index ace946f3a..50c067de6 100644
--- a/src/Composer/Command/CreateProjectCommand.php
+++ b/src/Composer/Command/CreateProjectCommand.php
@@ -46,7 +46,7 @@ use Composer\Package\Version\VersionParser;
  * @author Tobias Munk <schmunk@usrbin.de>
  * @author Nils Adermann <naderman@naderman.de>
  */
-class CreateProjectCommand extends Command
+class CreateProjectCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/DependsCommand.php b/src/Composer/Command/DependsCommand.php
index bc39d0c3e..f08b00521 100644
--- a/src/Composer/Command/DependsCommand.php
+++ b/src/Composer/Command/DependsCommand.php
@@ -15,13 +15,11 @@ namespace Composer\Command;
 use Composer\DependencyResolver\Pool;
 use Composer\Package\Link;
 use Composer\Package\PackageInterface;
-use Composer\Package\RootPackageInterface;
 use Composer\Repository\ArrayRepository;
 use Composer\Repository\CompositeRepository;
 use Composer\Repository\PlatformRepository;
 use Composer\Plugin\CommandEvent;
 use Composer\Plugin\PluginEvents;
-use Composer\Semver\Constraint\ConstraintInterface;
 use Composer\Semver\VersionParser;
 use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputInterface;
@@ -30,10 +28,9 @@ use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 
 /**
- * @author Justin Rainbow <justin.rainbow@gmail.com>
- * @author Jordi Boggiano <j.boggiano@seld.be>
+ * @author Niels Keurentjes <niels.keurentjes@omines.com>
  */
-class DependsCommand extends Command
+class DependsCommand extends BaseCommand
 {
     protected function configure()
     {
@@ -173,41 +170,5 @@ EOT
         }
     }
 
-    /**
-     * @param string|string[] $needle The package(s) to inspect.
-     * @param PackageInterface[] $packages List of installed packages.
-     * @param ConstraintInterface|null $constraint Optional constraint to filter by.
-     * @param bool $invert Whether to invert matches on the previous constraint.
-     * @param bool $recurse Whether to recursively expand the requirement tree.
-     * @return array An array with dependers as key, and as values an array containing the source package and the link respectively
-     */
-    private function getDependents($needle, $packages, $constraint = null, $invert = false, $recurse = true)
-    {
-        $needles = is_array($needle) ? $needle : array($needle);
-        $results = array();
 
-        // Loop over all currently installed packages.
-        foreach ($packages as $package) {
-            // Requirements and replaces are both considered valid reasons for a package to be installed
-            $links = $package->getRequires() + $package->getReplaces();
-
-            // Require-dev is only relevant for the root package
-            if ($package instanceof RootPackageInterface) {
-                $links += $package->getDevRequires();
-            }
-
-            // Cross-reference all discovered links to the needles
-            foreach ($links as $link) {
-                foreach ($needles as $needle) {
-                    if ($link->getTarget() === $needle) {
-                        if (is_null($constraint) || (($link->getConstraint()->matches($constraint) === !$invert))) {
-                            $results[$link->getSource()] = array($package, $link, $recurse ? $this->getDependents($link->getSource(), $packages, null, false, true) : array());
-                        }
-                    }
-                }
-            }
-        }
-        ksort($results);
-        return $results;
-    }
 }
diff --git a/src/Composer/Command/DiagnoseCommand.php b/src/Composer/Command/DiagnoseCommand.php
index 2b1927f6b..0ee606f4a 100644
--- a/src/Composer/Command/DiagnoseCommand.php
+++ b/src/Composer/Command/DiagnoseCommand.php
@@ -29,7 +29,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class DiagnoseCommand extends Command
+class DiagnoseCommand extends BaseCommand
 {
     /** @var RemoteFileSystem */
     protected $rfs;
diff --git a/src/Composer/Command/DumpAutoloadCommand.php b/src/Composer/Command/DumpAutoloadCommand.php
index d47dd7284..94e2b4f6c 100644
--- a/src/Composer/Command/DumpAutoloadCommand.php
+++ b/src/Composer/Command/DumpAutoloadCommand.php
@@ -21,7 +21,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class DumpAutoloadCommand extends Command
+class DumpAutoloadCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/GlobalCommand.php b/src/Composer/Command/GlobalCommand.php
index 502ce5e8a..86baeeade 100644
--- a/src/Composer/Command/GlobalCommand.php
+++ b/src/Composer/Command/GlobalCommand.php
@@ -21,7 +21,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class GlobalCommand extends Command
+class GlobalCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/HomeCommand.php b/src/Composer/Command/HomeCommand.php
index 150b8c71b..706308bc4 100644
--- a/src/Composer/Command/HomeCommand.php
+++ b/src/Composer/Command/HomeCommand.php
@@ -26,7 +26,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Robert Schönthal <seroscho@googlemail.com>
  */
-class HomeCommand extends Command
+class HomeCommand extends BaseCommand
 {
     /**
      * {@inheritDoc}
diff --git a/src/Composer/Command/InitCommand.php b/src/Composer/Command/InitCommand.php
index cd3f7395d..b16fa21b3 100644
--- a/src/Composer/Command/InitCommand.php
+++ b/src/Composer/Command/InitCommand.php
@@ -31,7 +31,7 @@ use Symfony\Component\Process\ExecutableFinder;
  * @author Justin Rainbow <justin.rainbow@gmail.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class InitCommand extends Command
+class InitCommand extends BaseCommand
 {
     /** @var CompositeRepository */
     protected $repos;
diff --git a/src/Composer/Command/InstallCommand.php b/src/Composer/Command/InstallCommand.php
index 3ae00c228..11abdfaf3 100644
--- a/src/Composer/Command/InstallCommand.php
+++ b/src/Composer/Command/InstallCommand.php
@@ -26,7 +26,7 @@ use Symfony\Component\Console\Output\OutputInterface;
  * @author Konstantin Kudryashov <ever.zet@gmail.com>
  * @author Nils Adermann <naderman@naderman.de>
  */
-class InstallCommand extends Command
+class InstallCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/LicensesCommand.php b/src/Composer/Command/LicensesCommand.php
index e6e52d481..7cb250607 100644
--- a/src/Composer/Command/LicensesCommand.php
+++ b/src/Composer/Command/LicensesCommand.php
@@ -25,7 +25,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Benoît Merlet <benoit.merlet@gmail.com>
  */
-class LicensesCommand extends Command
+class LicensesCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/RemoveCommand.php b/src/Composer/Command/RemoveCommand.php
index e9bd610b4..759103c8a 100644
--- a/src/Composer/Command/RemoveCommand.php
+++ b/src/Composer/Command/RemoveCommand.php
@@ -27,7 +27,7 @@ use Symfony\Component\Console\Output\OutputInterface;
  * @author Pierre du Plessis <pdples@gmail.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class RemoveCommand extends Command
+class RemoveCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/RunScriptCommand.php b/src/Composer/Command/RunScriptCommand.php
index e1cf17892..9ac558939 100644
--- a/src/Composer/Command/RunScriptCommand.php
+++ b/src/Composer/Command/RunScriptCommand.php
@@ -22,7 +22,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Fabien Potencier <fabien.potencier@gmail.com>
  */
-class RunScriptCommand extends Command
+class RunScriptCommand extends BaseCommand
 {
     /**
      * @var array Array with command events
diff --git a/src/Composer/Command/ScriptAliasCommand.php b/src/Composer/Command/ScriptAliasCommand.php
index aeb83b0a4..010643dbb 100644
--- a/src/Composer/Command/ScriptAliasCommand.php
+++ b/src/Composer/Command/ScriptAliasCommand.php
@@ -20,7 +20,7 @@ use Symfony\Component\Console\Output\OutputInterface;
 /**
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class ScriptAliasCommand extends Command
+class ScriptAliasCommand extends BaseCommand
 {
     private $script;
 
diff --git a/src/Composer/Command/SearchCommand.php b/src/Composer/Command/SearchCommand.php
index e636fc4d0..d79feed26 100644
--- a/src/Composer/Command/SearchCommand.php
+++ b/src/Composer/Command/SearchCommand.php
@@ -26,7 +26,7 @@ use Composer\Plugin\PluginEvents;
 /**
  * @author Robert Schönthal <seroscho@googlemail.com>
  */
-class SearchCommand extends Command
+class SearchCommand extends BaseCommand
 {
     protected $matches;
     protected $lowMatches = array();
diff --git a/src/Composer/Command/SelfUpdateCommand.php b/src/Composer/Command/SelfUpdateCommand.php
index 16b98020a..030c6bebd 100644
--- a/src/Composer/Command/SelfUpdateCommand.php
+++ b/src/Composer/Command/SelfUpdateCommand.php
@@ -30,7 +30,7 @@ use Symfony\Component\Finder\Finder;
  * @author Kevin Ran <kran@adobe.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class SelfUpdateCommand extends Command
+class SelfUpdateCommand extends BaseCommand
 {
     const HOMEPAGE = 'getcomposer.org';
     const OLD_INSTALL_EXT = '-old.phar';
diff --git a/src/Composer/Command/ShowCommand.php b/src/Composer/Command/ShowCommand.php
index 5ddce2954..af7593fe1 100644
--- a/src/Composer/Command/ShowCommand.php
+++ b/src/Composer/Command/ShowCommand.php
@@ -38,7 +38,7 @@ use Composer\Spdx\SpdxLicenses;
  * @author Jordi Boggiano <j.boggiano@seld.be>
  * @author Jérémy Romey <jeremyFreeAgent>
  */
-class ShowCommand extends Command
+class ShowCommand extends BaseCommand
 {
     protected $versionParser;
     protected $colors;
diff --git a/src/Composer/Command/StatusCommand.php b/src/Composer/Command/StatusCommand.php
index 7455e84b8..918301cc6 100644
--- a/src/Composer/Command/StatusCommand.php
+++ b/src/Composer/Command/StatusCommand.php
@@ -24,7 +24,7 @@ use Composer\Script\ScriptEvents;
  * @author Tiago Ribeiro <tiago.ribeiro@seegno.com>
  * @author Rui Marinho <rui.marinho@seegno.com>
  */
-class StatusCommand extends Command
+class StatusCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/SuggestsCommand.php b/src/Composer/Command/SuggestsCommand.php
index d59ef1dc6..e1508b81b 100644
--- a/src/Composer/Command/SuggestsCommand.php
+++ b/src/Composer/Command/SuggestsCommand.php
@@ -17,7 +17,7 @@ use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface;
 
-class SuggestsCommand extends Command
+class SuggestsCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/UpdateCommand.php b/src/Composer/Command/UpdateCommand.php
index 118a04fa1..233714cdc 100644
--- a/src/Composer/Command/UpdateCommand.php
+++ b/src/Composer/Command/UpdateCommand.php
@@ -28,7 +28,7 @@ use Symfony\Component\Console\Question\Question;
  * @author Jordi Boggiano <j.boggiano@seld.be>
  * @author Nils Adermann <naderman@naderman.de>
  */
-class UpdateCommand extends Command
+class UpdateCommand extends BaseCommand
 {
     protected function configure()
     {
diff --git a/src/Composer/Command/ValidateCommand.php b/src/Composer/Command/ValidateCommand.php
index 321453f18..87158d2bb 100644
--- a/src/Composer/Command/ValidateCommand.php
+++ b/src/Composer/Command/ValidateCommand.php
@@ -29,7 +29,7 @@ use Symfony\Component\Console\Output\OutputInterface;
  * @author Robert Schönthal <seroscho@googlemail.com>
  * @author Jordi Boggiano <j.boggiano@seld.be>
  */
-class ValidateCommand extends Command
+class ValidateCommand extends BaseCommand
 {
     /**
      * configure