Fetch select accounts only

[marination]

Some Users do not want to fetch all accounts from the bank. Eg. Bank Sparkasse has some business and private accounts but we only want the business accounts fetched into ERPNext.

The workaround is to delete the unwanted fetched accounts but every Re-link, users will have to keep deleting unwanted accounts

Solution:

• Prompt for IBANS optionally on clicking on "Link Bank and Accounts"
• The scope will be limited to mentioned accounts only
• Can also store the permitted IBANS in the Bank doctype so users don't have to keep re-adding them

[marination]

Bump: high priority