MAGETWO-51592: Make single tenant compiler work when Magento not installed

-- Updated grammar in console messages.

Author: bwaters

setup/src/Magento/Setup/Console/Command/AbstractModuleCommand.php

@@ -85,7 +85,7 @@ protected function cleanup(InputInterface $input, OutputInterface $output)
         $cleanupFiles = $this->objectManager->get('Magento\Framework\App\State\CleanupFiles');
         $cleanupFiles->clearCodeGeneratedClasses();
         $output->writeln(
-            "<info>Generated classes cleared successfully. Please run 'setup:di:compile' command to "
+            "<info>Generated classes cleared successfully. Please run the 'setup:di:compile' command to "
             . 'generate classes.</info>'
         );
         if ($input->getOption(self::INPUT_KEY_CLEAR_STATIC_CONTENT)) {
@@ -94,7 +94,7 @@ protected function cleanup(InputInterface $input, OutputInterface $output)
         } else {
             $output->writeln(
                 "<info>Info: Some modules might require static view files to be cleared. To do this, run '"
-                . $this->getName() . "' with --" . self::INPUT_KEY_CLEAR_STATIC_CONTENT
+                . $this->getName() . "' with the --" . self::INPUT_KEY_CLEAR_STATIC_CONTENT
                 . ' option to clear them.</info>'
             );
         }

setup/src/Magento/Setup/Console/Command/DiCompileCommand.php

@@ -110,7 +110,7 @@ private function checkEnvironment()
         $config = $this->deploymentConfig->get(ConfigOptionsListConstants::KEY_MODULES);
         if (!$config) {
             $messages[] = 'You cannot run this command because modules are not enabled. You can enable modules by'
-             . ' running \'module:enable --all\' command.';
+             . ' running the \'module:enable --all\' command.';
         }
 
         /**

setup/src/Magento/Setup/Test/Unit/Console/Command/DiCompileCommandTest.php

@@ -103,7 +103,7 @@ public function testExecuteModulesNotEnabled()
         $tester = new CommandTester($this->command);
         $tester->execute([]);
         $this->assertEquals(
-            'You cannot run this command because modules are not enabled. You can enable modules by running \'module:'
+            'You cannot run this command because modules are not enabled. You can enable modules by running the \'module:'
             . 'enable --all\' command.' . PHP_EOL,
             $tester->getDisplay()
         );

setup/src/Magento/Setup/Test/Unit/Console/Command/ModuleEnableDisableCommandTest.php

@@ -115,14 +115,14 @@ public function executeDataProvider()
                 false,
                 '%amodules have been enabled%aMagento_Module1%a'
                     . "Info: Some modules might require static view files to be cleared. To do this, run "
-                    . "'module:enable' with --clear-static-content%a"
+                    . "'module:enable' with the --clear-static-content%a"
             ],
             'disable, do not clear static content' => [
                 false,
                 false,
                 '%amodules have been disabled%aMagento_Module1%a'
                     . "Info: Some modules might require static view files to be cleared. To do this, run "
-                    . "'module:disable' with --clear-static-content%a"
+                    . "'module:disable' with the --clear-static-content%a"
             ],
             'enable, clear static content' => [
                 true,
@@ -162,7 +162,7 @@ public function testExecuteDisableInvalidModule()
     }
 
     /**
-     * @param bool $isEnable
+     * @param bool $isEnab
      * @param string $expectedMessage
      * @param bool $isInstalled
      *