feat(snjs): add revisions api v2 (#2154)

* feat(snjs): add revisions api v2

* fix(snjs): reference listing and getting revisions in specs

* fix(snjs): revisions specs

* fix(web): usage of revision metadata

* fix(snjs): add specs for decryption revision

* fix(snjs): issue with building mocked specs

* fix(snjs): adjust revision creation delay

packages/snjs/lib/Domain/Revision/Revision.ts

@@ -0,0 +1,11 @@
+export interface Revision {
+  uuid: string
+  item_uuid: string
+  content: string | null
+  content_type: string
+  items_key_id: string | null
+  enc_item_key: string | null
+  auth_hash: string | null
+  created_at: string
+  updated_at: string
+}

packages/snjs/lib/Domain/Revision/RevisionMetadata.ts

@@ -0,0 +1,7 @@
+export interface RevisionMetadata {
+  uuid: string
+  content_type: string
+  created_at: string
+  updated_at: string
+  required_role: string
+}