network.IDN_show_punycode

removed the 'period' at the end of the pref description (we usually don't have one there) and aligned the 2nd line of the downside a bit nicer.

user.js

@@ -1240,10 +1240,10 @@ user_pref("security.block_script_with_wrong_mime", true);
    // WARNING: SVG is fairly common (~15% of the top 10K sites), so will cause some breakage
    // https://bugzilla.mozilla.org/show_bug.cgi?id=1216893
 user_pref("svg.disabled", true);
-// 2672: force Punycode for Internationalized Domain Names to eliminate possible spoofing security risk.
+// 2672: force Punycode for Internationalized Domain Names to eliminate possible spoofing security risk
    // Firefox has *some* protections to mitigate the risk, but it is better to be safe than sorry.
    // The downside: it will also display legitimate IDN's punycoded, which might be undesirable for
-   // users from countries with non-latin alphabets
+   //               users from countries with non-latin alphabets
    // http://kb.mozillazine.org/Network.IDN_show_punycode
    // https://wiki.mozilla.org/IDN_Display_Algorithm
    // https://en.wikipedia.org/wiki/IDN_homograph_attack