Add back some translation keys that shouldn't have been removed

customize.dist/translations/messages.fr.js

@@ -251,6 +251,12 @@ define(function () {
 
     // index.html
 
+    //about.html
+    out.main_p2 = 'Ce projet utilise l\'éditeur visuel (WYSIWYG) <a href="http://ckeditor.com/">CKEditor</a>, l\'éditeur de code source <a href="https://codemirror.net/">CodeMirror</a>, et le moteur temps-réel <a href="https://github.com/xwiki-contrib/chainpad">ChainPad</a>.';
+    out.main_howitworks_p1 = 'CryptPad utilise une variante de l\'algorithme d\'<a href="https://en.wikipedia.org/wiki/Operational_transformation">Operational transformation</a> qui est capable de trouver un consensus distribué en utilisant <a href="https://bitcoin.org/bitcoin.pdf">une chaîne de bloc Nakamoto</a>, un outil popularisé par le <a href="https://fr.wikipedia.org/wiki/Bitcoin">Bitcoin</a>. De cette manière, l\'algorithme évite la nécessité d\'utiliser un serveur central pour résoudre les conflits d\'édition de l\'Operational Transformation, et sans ce besoin de résolution des conflits le serveur peut rester ignorant du contenu qui est édité dans le pad.';
+    //contact.html
+    out.main_about_p2 = 'Si vous avez des questions ou commentaires, vous pouvez <a href="https://twitter.com/cryptpad">nous tweeter</a>, ouvrir une issue sur <a href="https://github.com/xwiki-labs/cryptpad/issues/" title="our issue tracker">Github</a>, venir dire bonjour sur IRC (<a href="http://webchat.freenode.net?channels=%23cryptpad&uio=MT1mYWxzZSY5PXRydWUmMTE9Mjg3JjE1PXRydWUe7" title="freenode webchat">irc.freenode.net</a>), ou <a href="mailto:research@xwiki.com">nous envoyer un email</a>.';
+
     out.main_info = "<h2>Collaborez avec confiance</h2><br>Développez vos idées en groupe avec des documents partagés; la technologie <strong>Zero Knowledge</strong> sécurise vos données.";
 
     out.main_howitworks = 'Comment ça fonctionne';

customize.dist/translations/messages.js

@@ -254,6 +254,14 @@ define(function () {
 
     // index.html
 
+
+    //about.html
+    out.main_p2 = 'This project uses the <a href="http://ckeditor.com/">CKEditor</a> Visual Editor, <a href="https://codemirror.net/">CodeMirror</a>, and the <a href="https://github.com/xwiki-contrib/chainpad">ChainPad</a> realtime engine.';
+    out.main_howitworks_p1 = 'CryptPad uses a variant of the <a href="https://en.wikipedia.org/wiki/Operational_transformation">Operational transformation</a> algorithm which is able to find distributed consensus using a <a href="https://bitcoin.org/bitcoin.pdf">Nakamoto Blockchain</a>, a construct popularized by <a href="https://en.wikipedia.org/wiki/Bitcoin">Bitcoin</a>. This way the algorithm can avoid the need for a central server to resolve Operational Transform Edit Conflicts and without the need for resolving conflicts, the server can be kept unaware of the content which is being edited on the pad.';
+
+    // contact.html
+    out.main_about_p2 = 'If you have any questions or comments, you can <a href="https://twitter.com/cryptpad">tweet us</a>, open an issue <a href="https://github.com/xwiki-labs/cryptpad/issues/" title="our issue tracker">on github</a>, come say hi on irc (<a href="http://webchat.freenode.net?channels=%23cryptpad&uio=MT1mYWxzZSY5PXRydWUmMTE9Mjg3JjE1PXRydWUe7" title="freenode webchat">irc.freenode.net</a>), or <a href="mailto:research@xwiki.com">send us an email</a>.';
+
     out.main_info = "<h1>Collaborate in Confidence</h1><br> Grow your ideas together with shared documents while <strong>Zero Knowledge</strong> technology secures your privacy; even from us.";
 
     out.main_howitworks = 'How It Works';