More description fixes

* Remove package name
* Start with upper case letter
* Remove trailing period

Also reword some descriptions and move some long descriptions to
longDescription.

I'm not touching generated packages.

4 files changed, 8 insertions, 4 deletions

diff --git a/pkgs/os-specific/linux/dstat/default.nix b/pkgs/os-specific/linux/dstat/default.nix
index fb454c78788..138b4ff468f 100644
--- a/pkgs/os-specific/linux/dstat/default.nix
+++ b/pkgs/os-specific/linux/dstat/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   meta = {
     homepage = http://dag.wieers.com/home-made/dstat/;
-    description = "Versatile resource statistics tool.";
+    description = "Versatile resource statistics tool";
     license = "GPLv2";
     platforms = stdenv.lib.platforms.linux;
     maintainers = [ ];
diff --git a/pkgs/os-specific/linux/pam_ccreds/default.nix b/pkgs/os-specific/linux/pam_ccreds/default.nix
index 4d48c86dd14..7f84918156c 100644
--- a/pkgs/os-specific/linux/pam_ccreds/default.nix
+++ b/pkgs/os-specific/linux/pam_ccreds/default.nix
@@ -14,6 +14,6 @@ stdenv.mkDerivation {
   buildInputs = [pam openssl db];
   meta = {
     homepage = "http://www.padl.com/OSS/pam_ccreds.html";
-    description = "The pam_ccreds module provides the means for Linux workstations to locally authenticate using an enterprise identity when the network is unavailable.";
+    description = "PAM module to locally authenticate using an enterprise identity when the network is unavailable";
   };
 }
diff --git a/pkgs/os-specific/linux/pam_krb5/default.nix b/pkgs/os-specific/linux/pam_krb5/default.nix
index 62f9b5c119b..5f95811e0f6 100644
--- a/pkgs/os-specific/linux/pam_krb5/default.nix
+++ b/pkgs/os-specific/linux/pam_krb5/default.nix
@@ -14,6 +14,10 @@ stdenv.mkDerivation {
   meta = {
 #    homepage = "http://www.eyrie.org/~eagle/software/pam-krb5";
     homepage = "https://fedorahosted.org/pam_krb5/";
-    description = "The pam_krb5 module allows PAM-aware applications to authenticate users by performing an AS exchange with a Kerberos KDC. It can optionally convert Kerberos 5 credentials to Kerberos IV credentials and/or use them to set up AFS tokens for a user's session.";
+    description = "PAM module allowing PAM-aware applications to authenticate users by performing an AS exchange with a Kerberos KDC";
+    longDescription = ''
+      pam_krb5 can optionally convert Kerberos 5 credentials to Kerberos IV
+      credentials and/or use them to set up AFS tokens for a user's session.
+    '';
   };
 }
diff --git a/pkgs/os-specific/linux/x86info/default.nix b/pkgs/os-specific/linux/x86info/default.nix
index 297991ff4d9..6cd2a431a60 100644
--- a/pkgs/os-specific/linux/x86info/default.nix
+++ b/pkgs/os-specific/linux/x86info/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
   '';
 
   meta = {
-    description = "An identification utility for the x86 series of processors.";
+    description = "Identification utility for the x86 series of processors";
     longDescription =
     ''
       x86info will identify all Intel/AMD/Centaur/Cyrix/VIA CPUs. It leverages