Support for account toggeling

By clicking on a “Bank” it is now possible to toggle view of all
accounts.
Fix for #336 - show all account types @ avanza
Toggle will only activate on longpress,

to keep old functionality of click
Code cleanup
Added menu item for hide all accounts
Fix balance Tillgängligt nu for old and new cards
New certificate for EasyCard. Fixes #350
New certificate for Meniga. Fixes #351
New certificate for Brummer KF. Fixes #349
New certificate for Ica
Removes outdated certificate for PayPal
Rename new certificate for PayPal
New certificate for PlusGirot. Fixes #359
Removes outdated certificate for ICABanken
Rename current certificate for ICABanken
New certificate for FirstCard. Fixes #362
New certificate for Nordea DK. Fixes #364
New certificate for Jojo. Fixes #366
Adds troubleshooting instructions to README
Update README.rst