[Web] Minify css and js via PHP

[Web] Use PT Sans
[Web] Update some libs

data/web/inc/lib/vendor/matthiasmullie/minify/docker-compose.yml

@@ -0,0 +1,31 @@
+version: '2.1'
+services:
+  php:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - ./src:/var/www/src
+      - ./data:/var/www/data
+      - ./tests:/var/www/tests
+      - ./phpunit.xml.dist:/var/www/phpunit.xml.dist
+  '7.2':
+    extends: php
+    build:
+      args:
+        version: 7.2-cli
+  '7.1':
+    extends: php
+    build:
+      args:
+        version: 7.1-cli
+  '7.0':
+    extends: php
+    build:
+      args:
+        version: 7.0-cli
+  '5.6':
+    extends: php
+    build:
+      args:
+        version: 5.6-cli