Fixed frmPIN calling from CSR dialog (only when necessary).

Improved list-boxes manipulation on the CSR dialog.

Fixed CSR on-card signing (using off-card digest).

Enabled ALG_NULL as signature digest. It will work with uFCoder library version 4.3.8 or higher.

-Fixed and tested Digital Logic JCApp card objects manipulation (qualified certificates related to private keys and general purpose CA certificates).

-Continue to work on improvement of the card objects manipulation (fixed object list displays).

-Continue to work on improvement of the card objects manipulation (certificates related to private keys and CA certificates).

-Working on improvement of the card objects manipulation (certificates related to private keys and CA certificates).

-New tab for card objects manipulation (certificates related to private keys and CA certificates).

BugFix based on the report "Always disabled 'Save signature to binary file' button"

Additionally:
-Removed needlessly "Any CPU" solution platform.

Removed unnecessary files.