Changes in version 3.1.90 are:

 * Install better xdg-mime files for identifying crypto related file types
 * New gcr-viewer for viewing certificates and keys, hooked up to file types
 * Display tweaks for the certificate and key widgets
 * Don't initialize PKCS#11 modules automatically in gcr library unless needed.
 * Cleanup the libgck API since we're bumping the major version.
 * ABI fixes for the GCR library for changes in the 3.1.x release cycle
 * New automatic checks for symbols that have changed in the ABI
 * Add async PKCS#11 initialization functions to libgck
 * Display Certificate otherName subject-alt-name for xmppAddr and DNS SRV
 * Documentation, testing, translation and build fixes.