Removed old PHP code, migrated to Python and Flask

Update .dockerignore, .env, and 503 more files...

data/strings/en/contributors.json

@@ -0,0 +1,12 @@
+{
+	"contributors.head.title": "Contributors - NibblePoker",
+	"contributors.head.description": "TODO: description",
+	"contributors.og.title": "NibblePoker - Contributors",
+	"contributors.og.description": "TODO: description",
+	"contributors.header.title": "Contributors",
+	
+	"contributors.intro.title": "???",
+	"contributors.sponsors.title": "Sponsors",
+	"contributors.code.title": "???",
+	"contributors.spiritualis.title": "Spiritual support"
+}