Refactor doc pages

docs/backends/boltdb.md

@@ -0,0 +1,39 @@
+# BoltDB backend
+
+Træfik can be configured to use BoltDB as a backend configuration:
+
+```toml
+################################################################
+# BoltDB configuration backend
+################################################################
+
+# Enable BoltDB configuration backend
+#
+# Optional
+#
+[boltdb]
+
+# BoltDB file
+#
+# Required
+#
+endpoint = "/my.db"
+
+# Enable watch BoltDB changes
+#
+# Optional
+#
+watch = true
+
+# Prefix used for KV store.
+#
+# Optional
+#
+prefix = "/traefik"
+
+# Override default configuration template. For advanced users :)
+#
+# Optional
+#
+# filename = "boltdb.tmpl"
+```