Merge saltproc updates into branch adding OpenMCyclus

Author: osanstrong

_data/navbar.yml

@@ -26,7 +26,7 @@
     - subtitle: "ROLLO"
       suburl: "https://gwenchee.github.io/rollo/"
     - subtitle: "SaltProc"
-      suburl: "https://github.com/arfc/saltproc"
+      suburl: "https://arfc.github.io/saltproc/"
     - subtitle: "OpenMCyclus"
       suburl: "https://github.com/arfc/openmcyclus/"
 

_data/projects.yml

@@ -49,7 +49,7 @@
   dates: 2017-present
   role: Andrei Rykhlevskii, original creator and continued contributor.
   src: https://github.com/arfc/saltproc
-  url: https://arfc.github.io/software/saltproc
+  url: https://arfc.github.io/saltproc
   description: 'SaltProc is a fuel reprocessing simulation tool for liquid fueled nuclear reactors.'
 
 - name: ROLLO