diff --git a/NEWS b/NEWS
index 91108f0..0fe6dd4 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+Changes between 0.3.0 and 0.3.1:
+--------------------------------
+
+  * Fix crash when used from multipe threads
+  * Fix nl_langinfo detection on Android
+  * Fix build for winstore
+
+
 Changes between 0.2.7 and 0.3.0:
 --------------------------------
 
diff --git a/www/Gemfile.lock b/www/Gemfile.lock
index adfc457..f9ea9ce 100644
--- a/www/Gemfile.lock
+++ b/www/Gemfile.lock
@@ -14,8 +14,11 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
-    bootstrap-sass (3.2.0.0)
-      sass (~> 3.2)
+    autoprefixer-rails (9.7.0)
+      execjs
+    bootstrap-sass (3.4.1)
+      autoprefixer-rails (>= 5.2.1)
+      sassc (>= 2.0.0)
     chunky_png (1.3.1)
     coffee-script (2.2.0)
       coffee-script-source
@@ -105,6 +108,8 @@ GEM
     rb-kqueue (0.2.3)
       ffi (>= 0.5.0)
     sass (3.2.19)
+    sassc (2.2.1)
+      ffi (~> 1.9)
     slim (2.0.3)
       temple (~> 0.6.6)
       tilt (>= 1.3.3, < 2.1)