Merge pull request #1 from samilturgut/master

Fixed PHP Deprecated:  Implicit conversion from float, CaptchaBuilder…

src/Gregwar/Captcha/CaptchaBuilder.php

@@ -341,12 +341,12 @@ protected function writePhrase($image, $phrase, $font, $width, $height)
         }
 
         // Gets the text size and start position
-        $size = $width / $length - $this->rand(0, 3) - 1;
+        $size = (int) round($width / $length) - $this->rand(0, 3) - 1;
         $box = \imagettfbbox($size, 0, $font, $phrase);
         $textWidth = $box[2] - $box[0];
         $textHeight = $box[1] - $box[7];
-        $x = ($width - $textWidth) / 2;
-        $y = ($height - $textHeight) / 2 + $size;
+        $x = (int) round(($width - $textWidth) / 2);
+        $y = (int) round(($height - $textHeight) / 2) + $size;
 
         if (!$this->textColor) {
             $textColor = array($this->rand(0, 150), $this->rand(0, 150), $this->rand(0, 150));