Nomaya Social Bundle Symfony2

I have this error where installing the NomayaSocialBundle(facebook,tweeter, social button) on my Symfony2 project using Netbeans 8.1, this project founded on Github.i use the terminal to download the bundle,but I failed,help??

D:\3A13\java3A13\wamp\www\SMFBabySitter>php -r "eval('?>'.file_get_contents('htt
ps://getcomposer.org/installer'));"
#!/usr/bin/env php
All settings correct for using Composer
Downloading...
Download failed: file_get_contents(): php_network_getaddresses: getaddrinfo fail
ed: Ceci est habituellement une erreur temporaire qui se produit durant la rÚsol
ution du nom dÆh¶te et qui signifie que le serveur local nÆa pas reþu de rÚponse
 dÆun serveur faisant autoritÚ.
file_get_contents(http://ift.tt/UcZgTZ): failed to open stream:
 php_network_getaddresses: getaddrinfo failed: Ceci est habituellement une erreu
r temporaire qui se produit durant la rÚsolution du nom dÆh¶te et qui signifie q
ue le serveur local nÆa pas reþu de rÚponse dÆun serveur faisant autoritÚ.
Downloading...

Composer successfully installed to: D:\3A13\java3A13\wamp\www\SMFBabySitter\comp
oser.phar
Use it: php composer.phar

D:\3A13\java3A13\wamp\www\SMFBabySitter>php composer.phar update nomaya/social-b
undle
Package "nomaya/social-bundle" listed for update is not installed. Ignoring.
Loading composer repositories with package information
Updating dependencies (including require-dev)
Nothing to install or update
Writing lock file
Generating autoload files
Updating the "app/config/parameters.yml" file

Fatal error: Class 'Nomaya\SocialBundle\NomayaSocialBundle' not found in D:\3A13
\java3A13\wamp\www\SMFBabySitter\app\AppKernel.php on line 21

Call Stack:
    0.0012     235408   1. {main}() D:\3A13\java3A13\wamp\www\SMFBabySitter\app\
console:0
    0.3092    3569480   2. Symfony\Component\Console\Application->run() D:\3A13\
java3A13\wamp\www\SMFBabySitter\app\console:27
    0.3913    3802584   3. Symfony\Bundle\FrameworkBundle\Console\Application->d
oRun() D:\3A13\java3A13\wamp\www\SMFBabySitter\vendor\symfony\symfony\src\Symfon
y\Component\Console\Application.php:126
    0.3913    3802808   4. Symfony\Component\HttpKernel\Kernel->boot() D:\3A13\j
ava3A13\wamp\www\SMFBabySitter\vendor\symfony\symfony\src\Symfony\Bundle\Framewo
rkBundle\Console\Application.php:70
    0.3913    3803088   5. Symfony\Component\HttpKernel\Kernel->initializeBundle
s() D:\3A13\java3A13\wamp\www\SMFBabySitter\app\bootstrap.php.cache:2330
    0.3913    3803512   6. AppKernel->registerBundles() D:\3A13\java3A13\wamp\ww
w\SMFBabySitter\app\bootstrap.php.cache:2500

Script Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache handl
ing the post-update-cmd event terminated with an exception



  [RuntimeException]
  An error occurred when executing the ""cache:clear --no-warmup"" command.



update [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--lock]
 [--no-plugins] [--no-custom-installers] [--no-autoloader] [--no-scripts] [--no-
progress] [--with-dependencies] [-v|vv|vvv|--verbose] [-o|--optimize-autoloader]
 [--ignore-platform-reqs] [--prefer-stable] [--prefer-lowest] [packages1] ... [p
ackagesN]



D:\3A13\java3A13\wamp\www\SMFBabySitter>
D:\3A13\java3A13\wamp\www\SMFBabySitter>
D:\3A13\java3A13\wamp\www\SMFBabySitter>
D:\3A13\java3A13\wamp\www\SMFBabySitter>
D:\3A13\java3A13\wamp\www\SMFBabySitter>php composer.phar update nomaya/social-b
undle
Package "nomaya/social-bundle" listed for update is not installed. Ignoring.
Loading composer repositories with package information
Updating dependencies (including require-dev)
Nothing to install or update
Generating autoload files
Updating the "app/config/parameters.yml" file

Fatal error: Class 'Nomaya\SocialBundle\NomayaSocialBundle' not found in D:\3A13
\java3A13\wamp\www\SMFBabySitter\app\AppKernel.php on line 21

Call Stack:
    0.0011     235408   1. {main}() D:\3A13\java3A13\wamp\www\SMFBabySitter\app\
console:0
    0.4539    3569480   2. Symfony\Component\Console\Application->run() D:\3A13\
java3A13\wamp\www\SMFBabySitter\app\console:27
    0.5412    3802584   3. Symfony\Bundle\FrameworkBundle\Console\Application->d
oRun() D:\3A13\java3A13\wamp\www\SMFBabySitter\vendor\symfony\symfony\src\Symfon
y\Component\Console\Application.php:126
    0.5412    3802808   4. Symfony\Component\HttpKernel\Kernel->boot() D:\3A13\j
ava3A13\wamp\www\SMFBabySitter\vendor\symfony\symfony\src\Symfony\Bundle\Framewo
rkBundle\Console\Application.php:70
    0.5412    3803088   5. Symfony\Component\HttpKernel\Kernel->initializeBundle
s() D:\3A13\java3A13\wamp\www\SMFBabySitter\app\bootstrap.php.cache:2330
    0.5413    3803512   6. AppKernel->registerBundles() D:\3A13\java3A13\wamp\ww
w\SMFBabySitter\app\bootstrap.php.cache:2500

Script Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache handl
ing the post-update-cmd event terminated with an exception



  [RuntimeException]
  An error occurred when executing the ""cache:clear --no-warmup"" command.



update [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--lock]
 [--no-plugins] [--no-custom-installers] [--no-autoloader] [--no-scripts] [--no-
progress] [--with-dependencies] [-v|vv|vvv|--verbose] [-o|--optimize-autoloader]
 [--ignore-platform-reqs] [--prefer-stable] [--prefer-lowest] [packages1] ... [p
ackagesN]



D:\3A13\java3A13\wamp\www\SMFBabySitter>