fix(social): Localize Tweet button

common/locales/en/front.json

@@ -178,5 +178,6 @@
     "generalQuestionsSite": "General Questions about the Site",
     "businessInquiries": "Business Inquiries",
     "merchandiseInquiries": "Merchandise Inquiries",
-    "marketingInquiries": "Marketing/Social Media Inquiries"
+    "marketingInquiries": "Marketing/Social Media Inquiries",
+    "tweet": "Tweet"
 }

website/views/shared/footer.jade

@@ -57,7 +57,7 @@ footer.footer(ng-controller='FooterCtrl')
           li
             a(target='_blank', href='http://www.reddit.com/r/habitrpg/')=env.t('communityReddit')
       .col-sm-3
-        if (env.NODE_ENV == 'production' && !env.IS_MOBILE)
+        if (env.NODE_ENV === 'production' && !env.IS_MOBILE)
           h4=env.t('footerSocial')
           .addthis_toolbox.addthis_default_style(addthis:url='https://habitica.com', addthis:title=env.t('socialTitle'))
             table
@@ -66,7 +66,7 @@ footer.footer(ng-controller='FooterCtrl')
                   a.addthis_button_facebook_like(fb:like:layout='button_count')
               tr
                 td
-                  a.twitter-share-button(href='https://twitter.com/intent/tweet?text=Improve+yourself+in+the+land+of+Habitica!&via=habitica&url=https://habitica.com/&count=none') Tweet
+                  a.twitter-share-button(href='https://twitter.com/intent/tweet?text=Improve+yourself+in+the+land+of+Habitica!&via=habitica&url=https://habitica.com/&count=none')=env.t('tweet')
               tr
                 td
                   iframe(src='/bower_components/github-buttons/github-btn.html?user=habitrpg&repo=habitrpg&type=watch&count=true', allowtransparency='true', frameborder='0', scrolling='0', width='85px', height='20px')