Adds dockerfile

.dockerignore

+build
+build.xml
+ChangeLog
+composer.json
+CONTRIBUTING.md
+COPYING
+COPYRIGHT
+dev
+doc
+Dockerfile
+INSTALL
+README-FR.md
+README.md
+robots.txt
+scripts
+test
\ No newline at end of file

Dockerfile

+FROM php:5.6-apache
+
+RUN apt-get update && apt-get install -y php5-gd php5-mysql
+
+COPY htdocs/ /var/www/html/
+
+RUN chown -hR www-data:www-data /var/www/html
+
+EXPOSE 80
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