Added attachment info per user and some layout fix

- Added the amount and size of the attachments per user
- Changed the items count function a bit
- Some small layout changes

src/db/models/cipher.rs

@@ -355,12 +355,13 @@ impl Cipher {
         .load::<Self>(&**conn).expect("Error loading ciphers")
     }
 
-    pub fn count_owned_by_user(user_uuid: &str, conn: &DbConn) -> Option<i64> {
+    pub fn count_owned_by_user(user_uuid: &str, conn: &DbConn) -> i64 {
         ciphers::table
         .filter(ciphers::user_uuid.eq(user_uuid))
         .count()
         .first::<i64>(&**conn)
         .ok()
+        .unwrap_or(0)
     }
 
     pub fn find_by_org(org_uuid: &str, conn: &DbConn) -> Vec<Self> {