Minor code style fixes, remove unused `use` definitions, set YAML indentation to 2

.editorconfig

@@ -7,3 +7,6 @@ charset = utf-8
 indent_style = space
 indent_size = 4
 trim_trailing_whitespace = true
+
+[*.{yml, yaml}]
+indent_size = 2

phpunit.xml.dist

@@ -19,9 +19,9 @@
     timeoutForMediumTests="10"
     timeoutForSmallTests="1"
     verbose="false"
-        >
+>
     <php>
-        <ini name="error_reporting" value="-1" />
+        <ini name="error_reporting" value="-1"/>
         <const name="PHPUNIT_TESTSUITE" value="true"/>
         <const name="PHPUNIT_DB_HOST" value="127.0.0.1"/>
         <const name="PHPUNIT_DB_NAME" value="telegrambot"/>

src/Commands/SystemCommands/GenericCommand.php

@@ -11,7 +11,6 @@
 namespace Longman\TelegramBot\Commands\SystemCommands;
 
 use Longman\TelegramBot\Commands\SystemCommand;
-use Longman\TelegramBot\Request;
 
 /**
  * Generic command

src/Commands/SystemCommands/GenericmessageCommand.php

@@ -10,9 +10,9 @@
 
 namespace Longman\TelegramBot\Commands\SystemCommands;
 
+use Longman\TelegramBot\Commands\SystemCommand;
 use Longman\TelegramBot\Conversation;
 use Longman\TelegramBot\Request;
-use Longman\TelegramBot\Commands\SystemCommand;
 
 /**
  * Generic message command

src/Commands/SystemCommands/InlinequeryCommand.php

@@ -11,8 +11,6 @@
 namespace Longman\TelegramBot\Commands\SystemCommands;
 
 use Longman\TelegramBot\Commands\SystemCommand;
-use Longman\TelegramBot\Entities\InlineQuery\InlineQueryResultArticle;
-use Longman\TelegramBot\Entities\InputMessageContent\InputTextMessageContent;
 use Longman\TelegramBot\Request;
 
 /**

src/Commands/SystemCommands/StartCommand.php

@@ -11,7 +11,6 @@
 namespace Longman\TelegramBot\Commands\SystemCommands;
 
 use Longman\TelegramBot\Commands\SystemCommand;
-use Longman\TelegramBot\Request;
 
 /**
  * Start command

utils/importFromLog.php

 <?php
 require __DIR__ . '/../vendor/autoload.php';
 
-$filename='logfile.log';
+$filename = 'logfile.log';
 $API_KEY  = 'random';
 $BOT_NAME = 'bot_name';
 
 define('PHPUNIT_TESTSUITE', 'some value');
 
-$CREDENTIALS = array('host'=>'localhost', 'user'=>'', 'password'=>'', 'database'=>'');
+$CREDENTIALS = ['host' => 'localhost', 'user' => '', 'password' => '', 'database' => ''];
 
 $update = null;
 try {