swarm/api: support mounting manifests via FUSE (#3690)

internal/web3ext/web3ext.go

@@ -27,9 +27,12 @@ var Modules = map[string]string{
 	"personal":   Personal_JS,
 	"rpc":        RPC_JS,
 	"shh":        Shh_JS,
+	"swarmfs":    SWARMFS_JS,
 	"txpool":     TxPool_JS,
+
 }
 
+
 const Chequebook_JS = `
 web3._extend({
   property: 'chequebook',
@@ -486,6 +489,32 @@ web3._extend({
 	]
 });
 `
+const SWARMFS_JS = `
+web3._extend({
+  property: 'swarmfs',
+  methods:
+  [
+    new web3._extend.Method({
+      name: 'mount',
+      call: 'swarmfs_mount',
+      params: 2,
+      inputFormatter: [null,null]
+    }),
+    new web3._extend.Method({
+      name: 'unmount',
+      call: 'swarmfs_unmount',
+      params: 1,
+      inputFormatter: [null]
+    }),
+    new web3._extend.Method({
+      name: 'listmounts',
+      call: 'swarmfs_listmounts',
+      params: 0,
+      inputFormatter: []
+    })
+  ]
+});
+`
 
 const TxPool_JS = `
 web3._extend({