use nowdoc instead of heredoc

Author: gharlan

Command/AssetsInstallCommand.php

@@ -37,7 +37,7 @@ protected function configure()
             ->addOption('symlink', null, InputOption::VALUE_NONE, 'Symlinks the assets instead of copying it')
             ->addOption('relative', null, InputOption::VALUE_NONE, 'Make relative symlinks')
             ->setDescription('Installs bundles web assets under a public web directory')
-            ->setHelp(<<<EOT
+            ->setHelp(<<<'EOT'
 The <info>%command.name%</info> command installs bundle assets into a given
 directory (e.g. the <comment>web</comment> directory).
 

Command/CacheClearCommand.php

@@ -37,7 +37,7 @@ protected function configure()
                 new InputOption('no-optional-warmers', '', InputOption::VALUE_NONE, 'Skip optional cache warmers (faster)'),
             ))
             ->setDescription('Clears the cache')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> command clears the application cache for a given environment
 and debug mode:
 

Command/CacheWarmupCommand.php

@@ -33,7 +33,7 @@ protected function configure()
                 new InputOption('no-optional-warmers', '', InputOption::VALUE_NONE, 'Skip optional cache warmers (faster)'),
             ))
             ->setDescription('Warms up an empty cache')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> command warms up the cache.
 
 Before running this command, the cache must be empty.

Command/ConfigDumpReferenceCommand.php

@@ -35,7 +35,7 @@ protected function configure()
                 new InputArgument('name', InputArgument::OPTIONAL, 'The Bundle or extension alias'),
             ))
             ->setDescription('Dumps default configuration for an extension')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> command dumps the default configuration for an extension/bundle.
 
 The extension alias or bundle name can be used:

Command/ContainerDebugCommand.php

@@ -49,7 +49,7 @@ protected function configure()
                 new InputOption('parameters', null, InputOption::VALUE_NONE, 'Displays parameters for an application'),
             ))
             ->setDescription('Displays current services for an application')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> command displays all configured <comment>public</comment> services:
 
   <info>php %command.full_name%</info>

Command/RouterApacheDumperCommand.php

@@ -53,7 +53,7 @@ protected function configure()
                 new InputOption('base-uri', null, InputOption::VALUE_REQUIRED, 'The base URI'),
             ))
             ->setDescription('Dumps all routes as Apache rewrite rules')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> dumps all routes as Apache rewrite rules.
 These can then be used with the ApacheUrlMatcher to use Apache for route
 matching.

Command/RouterDebugCommand.php

@@ -51,7 +51,7 @@ protected function configure()
                 new InputArgument('name', InputArgument::OPTIONAL, 'A route name'),
             ))
             ->setDescription('Displays current routes for an application')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> displays the configured routes:
 
   <info>php %command.full_name%</info>

Command/RouterMatchCommand.php

@@ -52,7 +52,7 @@ protected function configure()
                 new InputArgument('path_info', InputArgument::REQUIRED, 'A path info'),
             ))
             ->setDescription('Helps debug routes by simulating a path info match')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> simulates a path info match:
 
   <info>php %command.full_name% /foo</info>

Command/ServerRunCommand.php

@@ -54,7 +54,7 @@ protected function configure()
             ))
             ->setName('server:run')
             ->setDescription('Runs PHP built-in web server')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> runs PHP built-in web server:
 
   <info>%command.full_name%</info>

Command/TranslationUpdateCommand.php

@@ -43,7 +43,7 @@ protected function configure()
                 new InputOption('clean', null, InputOption::VALUE_NONE, 'Should clean not found messages'),
             ))
             ->setDescription('Updates the translation file')
-            ->setHelp(<<<EOF
+            ->setHelp(<<<'EOF'
 The <info>%command.name%</info> command extract translation strings from templates
 of a given bundle. It can display them or merge the new ones into the translation files.
 When new translation strings are found it can automatically add a prefix to the translation