Merge branch 'patch-3' of https://github.com/appleboy/laradock into appleboy-patch-3

* 'patch-3' of https://github.com/appleboy/laradock:
  clean apt source file after install.
  install xdebug to generate coverage report for unit testing.

php-fpm/Dockerfile-55

@@ -8,7 +8,9 @@ ADD ./laravel.pool.conf /usr/local/etc/php-fpm.d/
 RUN apt-get update && apt-get install -y \
     libpq-dev \
     libmemcached-dev \
-    curl
+    curl \
+    --no-install-recommends \
+    && rm -r /var/lib/apt/lists/*
 
 # Install extensions using the helper script provided by the base image
 RUN docker-php-ext-install \
@@ -19,6 +21,10 @@ RUN docker-php-ext-install \
 RUN pecl install memcached \
     && docker-php-ext-enable memcached
 
+# Install xdebug
+RUN pecl install xdebug \
+    && docker-php-ext-enable xdebug
+
 RUN usermod -u 1000 www-data
 
 WORKDIR /var/www/laravel

php-fpm/Dockerfile-56

@@ -8,7 +8,9 @@ ADD ./laravel.pool.conf /usr/local/etc/php-fpm.d/
 RUN apt-get update && apt-get install -y \
     libpq-dev \
     libmemcached-dev \
-    curl
+    curl \
+    --no-install-recommends \
+    && rm -r /var/lib/apt/lists/*
 
 # Install extensions using the helper script provided by the base image
 RUN docker-php-ext-install \
@@ -19,6 +21,10 @@ RUN docker-php-ext-install \
 RUN pecl install memcached \
     && docker-php-ext-enable memcached
 
+# Install xdebug
+RUN pecl install xdebug \
+    && docker-php-ext-enable xdebug
+
 RUN usermod -u 1000 www-data
 
 WORKDIR /var/www/laravel

php-fpm/Dockerfile-70

@@ -8,7 +8,9 @@ ADD ./laravel.pool.conf /usr/local/etc/php-fpm.d/
 RUN apt-get update && apt-get install -y \
     libpq-dev \
     libmemcached-dev \
-    curl
+    curl \
+    --no-install-recommends \
+    && rm -r /var/lib/apt/lists/*
 
 # Install extensions using the helper script provided by the base image
 RUN docker-php-ext-install \
@@ -23,6 +25,10 @@ RUN curl -L -o /tmp/memcached.tar.gz "https://github.com/php-memcached-dev/php-m
     && docker-php-ext-install memcached \
     && rm /tmp/memcached.tar.gz
 
+# Install xdebug
+RUN pecl install xdebug \
+    && docker-php-ext-enable xdebug
+
 RUN usermod -u 1000 www-data
 
 WORKDIR /var/www/laravel