change "Sign In" back to "Log In" for now

app/views/layouts/application.html.erb

@@ -62,7 +62,7 @@
         <input name="username" type="text"     id="signin_username">
         <input name="password" type="password" id="signin_password">
         <input name="redirect" type="hidden">
-        <input type="submit" id="signin-button" value="Sign In">
+        <input type="submit" id="signin-button" value="Log In">
       </form>
     <% end %>
 

config/locales/client.en.yml

@@ -97,7 +97,7 @@ en:
     yes_value: "Yes"
     generic_error: "Sorry, an error has occurred."
     generic_error_with_reason: "An error occurred: %{error}"
-    log_in: "Sign In"
+    log_in: "Log In"
     age: "Age"
     last_post: "Last Post"
     joined: "Joined"
@@ -572,7 +572,7 @@ en:
       complete_email: "If an account matches <b>%{email}</b>, you should receive an email with instructions on how to reset your password shortly."
 
     login:
-      title: "Sign In"
+      title: "Log In"
       username: "User"
       password: "Password"
       email_placeholder: "email or username"
@@ -961,7 +961,7 @@ en:
         success: "We mailed out an invitation to <b>{{email}}</b>. We'll notify you when the invitation is redeemed. Check the invitations tab on your user page to keep track of your invites."
         error: "Sorry, we couldn't invite that person. Perhaps they are already a user?"
 
-      login_reply: 'Sign In to Reply'
+      login_reply: 'Log In to Reply'
 
       filters:
         n_posts:

config/locales/server.en.yml

@@ -30,7 +30,7 @@ en:
   posts: "posts"
   loading: "Loading"
   powered_by_html: 'Powered by <a href="http://www.discourse.org">Discourse</a>, best viewed with JavaScript enabled'
-  log_in: "Sign In"
+  log_in: "Log In"
 
   via: "%{username} via %{site_name}"
   is_reserved: "is reserved"

spec/phantom_js/smoke_test.js

@@ -96,7 +96,7 @@ page.runTests = function(){
   });
 
   test("expect a log in button", function(){
-    return $('.login-button').text().trim() === 'Sign In';
+    return $('.login-button').text().trim() === 'Log In';
   });
 
   navigate("navigate to first topic", function(){