Add per-user folder-cipher mapping

migrations/2018-04-27-155151_create_users_ciphers/up.sql

@@ -0,0 +1,32 @@
+ALTER TABLE ciphers RENAME TO oldCiphers;
+
+CREATE TABLE ciphers (
+  uuid              TEXT     NOT NULL PRIMARY KEY,
+  created_at        DATETIME NOT NULL,
+  updated_at        DATETIME NOT NULL,
+  user_uuid         TEXT     REFERENCES users (uuid), -- Make this optional
+  organization_uuid TEXT     REFERENCES organizations (uuid), -- Add reference to orgs table
+  -- Remove folder_uuid
+  type              INTEGER  NOT NULL,
+  name              TEXT     NOT NULL,
+  notes             TEXT,
+  fields            TEXT,
+  data              TEXT     NOT NULL,
+  favorite          BOOLEAN  NOT NULL
+);
+
+CREATE TABLE folders_ciphers (
+  cipher_uuid TEXT NOT NULL REFERENCES ciphers (uuid),
+  folder_uuid TEXT NOT NULL REFERENCES folders (uuid),
+
+  PRIMARY KEY (cipher_uuid, folder_uuid)
+);
+
+INSERT INTO ciphers (uuid, created_at, updated_at, organization_uuid, type, name, notes, fields, data, favorite) 
+SELECT uuid, created_at, updated_at, organization_uuid, type, name, notes, fields, data, favorite FROM oldCiphers;
+
+INSERT INTO folders_ciphers (cipher_uuid, folder_uuid)
+SELECT uuid, folder_uuid FROM oldCiphers WHERE folder_uuid IS NOT NULL;
+
+
+DROP TABLE oldCiphers;