[PATCH 07/11] test: add crypto tests for signature verification and decryption

This adds a new "crypto" test script to the test suite to test PGP/MIME signature verification and message decryption. Included here is a test GNUPGHOME with a test secret key (passwordless), and test for: * signing/verification * signing/verification with full owner trust * verification

[PATCH 07/11] test: add crypto tests for signature verification and decryption

This adds a new crypto test script to the test suite to test PGP/MIME signature verification and message decryption. Included here is a test GNUPGHOME with a test secret key (passwordless), and test for: * signing/verification * signing/verification with full owner trust * verification