Beta Testing Round 3 Bug Fixes (#1357)

* Clean up env example files

* Fix duplicate category creations

* Fix duplicate tag and merchant creation

* Add initial valuation to imported accounts

* Add upgrade modal prompt

* Don't hide content on billing page

* Add temporary session for new customers

* Lint fixes

* Fix unused translations

* Fix system tests

app/models/account_import.rb

@@ -14,6 +14,14 @@ class AccountImport < Import
         )
 
         account.save!
+
+        account.entries.create!(
+          amount: row.amount,
+          currency: row.currency,
+          date: Date.current,
+          name: "Imported account value",
+          entryable: Account::Valuation.new
+        )
       end
     end
   end