Update 2017-01-01-download.md

Change gitian -> guix

Author: Rspigler

_posts/en/pages/2017-01-01-download.md

@@ -4,7 +4,7 @@ permalink: /en/download/
 type: pages
 layout: page
 lang: en
-version: 5
+version: 6
 
 ## These strings need to be localized.  In the listing below, the
 ## comment above each entry contains the English text.  The key before the
@@ -113,7 +113,9 @@ line_starts_with: "A line that starts with:"
 complete_line_saying: "A complete line saying:"
 
 gpg_trust_warning: >
-  The output from the verify command may contain warnings that the "key is not
+  The output from the verify command may contain warnings that a public key is not available.
+  As long as you have all the public keys of signers you trust, this warning can
+  be disregarded. There may be additional warnings that a "key is not
   certified with a trusted signature." This means that to fully verify your download,
   you need to confirm that the signing key's fingerprint (e.g.
   <code>$(SHORT_BUILDER_KEY)</code>) listed in the second line above matches what
@@ -165,13 +167,11 @@ independently_reproducing: >
   cryptographically sign and publish the checksums of the binaries they
   generate.
 verifying_and_reproducing: >
-  Verifying that several contributors you trust all signed the same
-  checksums distributed in the release checksums file will provide you
-  with additional assurances over the preceding basic verification
-  instructions.  Alternatively, reproducing a binary for yourself will
-  provide you with the highest level of assurance currently available.
-  For more information, visit the project's repository of
-
+  The preceding verification instructions will verify that several 
+  contributors you trust all signed the same checksums distributed in 
+  the release checksums file. Additionally, reproducing a binary for 
+  yourself will provide you with the highest level of assurance currently
+  available. For more information, visit the project's repository of
 guix_repository: "trusted build process signatures"
 
 key_refresh: "Refresh expired keys using:"