update MAINTAINER email

php/5.6/Dockerfile

@@ -1,4 +1,7 @@
 FROM php:5.6-apache
+
+MAINTAINER Newnius <docker@newnius.com>
+
 RUN docker-php-source extract \
 && rm -rf /var/lib/apt/lists/* \
 && docker-php-ext-install mysqli pdo pdo_mysql \
@@ -11,3 +14,5 @@ ADD php.ini /usr/local/etc/php/
 ADD apache2.conf /etc/apache2/
 
 ADD security.conf /etc/apache2/conf-available/
+
+WORKDIR /var/www/html