Translation: Added english language

README.md

@@ -85,6 +85,8 @@ foreach ($images as $page => $invoice) {
 ## Translations
 At first visit [core](https://github.com/WebChemistry/Invoice/blob/master/src/Translator.php) component.
 
+Supported languages: English (en), Czech (cs)
+
 Change language:
 ```php
 $invoce->getTranslator()->setLang('en');
@@ -109,7 +111,7 @@ or you can send pull-request with your translation to core component.
 ## Previews
 
 First page:
-![first page](http://i.imgbox.com/aykrwnkq.jpg)
+![first page](http://i.imgbox.com/pwFByZ1L.jpg)
 
 Second page:
-![second page](http://i.imgbox.com/7fvkelxr.jpg)
+![second page](http://i.imgbox.com/ebrwXldf.jpg)

src/Translator.php

@@ -33,11 +33,37 @@ class Translator implements ITranslator {
 			'tax' => 'DPH',
 			'subtotal' => 'Mezisoučet',
 			'dueDate' => 'Datum splatnosti'
+		],
+		'en' => [
+			'subscriber' => 'Subscriber',
+			'vat' => 'VAT number',
+			'vaTin' => 'VATIN',
+			'date' => 'Date',
+			'invoice' => 'Invoice',
+			'invoiceNumber' => 'Invoice number',
+			'taxPay' => '',
+			'notTax' => 'VAT unregistered',
+			'paymentData' => 'Payment information',
+			'page' => 'Page',
+			'from' => '/',
+			'totalPrice' => 'Total price',
+			'item' => 'Item',
+			'count' => 'Quantity',
+			'pricePerItem' => 'Price per item',
+			'total' => 'Total',
+			'accountNumber' => 'Account number',
+			'swift' => 'Swift',
+			'iban' => 'Iban',
+			'varSymbol' => 'Variable symbol',
+			'constSymbol' => 'Constant symbol',
+			'tax' => 'TAX',
+			'subtotal' => 'Subtotal',
+			'dueDate' => 'Due date'
 		]
 	];
 
 	/** @var string */
-	private $lang = 'cs';
+	private $lang = 'en';
 
 	/**
 	 * @param string $message