Update for phpMyAdmin 4.7.5

Signed-off-by: Isaac Bennetch <bennetch@gmail.com>

.github/stale.yml

@@ -0,0 +1,23 @@
+# Configuration for probot-stale - https://github.com/probot/stale
+
+# Number of days of inactivity before an Issue or Pull Request becomes stale
+daysUntilStale: 60
+# Number of days of inactivity before a stale Issue or Pull Request is closed
+daysUntilClose: 7
+# Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
+exemptLabels:
+  - pinned
+  - security
+# Label to use when marking as stale
+staleLabel: wontfix
+# Comment to post when marking as stale. Set to `false` to disable
+markComment: >
+  This issue has been automatically marked as stale because it has not had
+  recent activity. It will be closed if no further activity occurs. Thank you
+  for your contributions.
+# Comment to post when removing the stale label. Set to `false` to disable
+unmarkComment: false
+# Comment to post when closing a stale Issue or Pull Request. Set to `false` to disable
+closeComment: false
+# Limit to only `issues` or `pulls`
+only: pulls

Dockerfile

@@ -1,4 +1,4 @@
-FROM alpine:3.5
+FROM alpine:3.6
 
 # Install dependencies
 RUN apk add --no-cache php7-session php7-mysqli php7-mbstring php7-xml php7-gd php7-zlib php7-bz2 php7-zip php7-openssl php7-curl php7-opcache php7-json nginx php7-fpm supervisor
@@ -14,8 +14,8 @@ COPY run.sh /run.sh
 RUN chmod u+rwx /run.sh
 
 # Calculate download URL
-ENV VERSION 4.7+snapshot
-ENV URL https://files.phpmyadmin.net/snapshots/phpMyAdmin-${VERSION}-all-languages.tar.gz
+ENV VERSION 4.7.5
+ENV URL https://files.phpmyadmin.net/phpMyAdmin/${VERSION}/phpMyAdmin-${VERSION}-all-languages.tar.gz
 LABEL version=$VERSION
 
 # Download tarball, verify it using gpg and extract
@@ -24,9 +24,12 @@ RUN set -x \
     && export GNUPGHOME \
     && apk add --no-cache curl gnupg \
     && curl --output phpMyAdmin.tar.gz --location $URL \
+    && curl --output phpMyAdmin.tar.gz.asc --location $URL.asc \
+    && gpgv --keyring /phpmyadmin.keyring phpMyAdmin.tar.gz.asc phpMyAdmin.tar.gz \
     && apk del --no-cache curl gnupg \
     && rm -rf "$GNUPGHOME" \
     && tar xzf phpMyAdmin.tar.gz \
+    && rm -f phpMyAdmin.tar.gz phpMyAdmin.tar.gz.asc \
     && mv phpMyAdmin-$VERSION-all-languages /www \
     && rm -rf /www/setup/ /www/examples/ /www/test/ /www/po/ /www/composer.json /www/RELEASE-DATE-$VERSION \
     && sed -i "s@define('CONFIG_DIR'.*@define('CONFIG_DIR', '/etc/phpmyadmin/');@" /www/libraries/vendor_config.php \