more settings in php

Docker/php/Dockerfile

@@ -14,6 +14,7 @@ RUN apt-get update && apt-get install -y \
 		docker-php-ext-install -j$(nproc) gd && \
 		docker-php-ext-install pdo_mysql zip && \
 		docker-php-ext-install opcache && \
+		docker-php-ext-install bcmath && \
 		apt-get install -y git vim && \
 		pecl install redis-3.1.0 && \
     pecl install xdebug-2.5.0 && \

Docker/php/php-custom.ini

@@ -1,3 +1,8 @@
 memory_limit = 1024M
 upload_max_filesize = 50M
 post_max_size = 50M
+
+; Log level
+; Possible Values: alert, error, warning, notice, debug
+; Default Value: notice
+log_level = debug