diff --git a/vendor/assets/javascripts/squash_javascript.min.js b/vendor/assets/javascripts/squash_javascript.min.js
index 66c1fcf..ca00903 100644
--- a/vendor/assets/javascripts/squash_javascript.min.js
+++ b/vendor/assets/javascripts/squash_javascript.min.js
@@ -1,24 +1,24 @@
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+c.func=TraceKit.computeStackTrace.guessFunctionName(c.url,c.line),c.context=TraceKit.computeStackTrace.gatherContext(c.url,c.line),c={mode:"onerror",message:g,stack:[c]});m(c,null);return k?k.apply(this,arguments):!1};l.subscribe=function(d){g.push(d)};l.unsubscribe=function(d){for(var e=g.length-1;0<=e;--e)g[e]===d&&g.splice(e,1)};return l}();
+TraceKit.computeStackTrace=function(){function m(a){try{void 0===XMLHttpRequest&&(XMLHttpRequest=function(){try{return new ActiveXObject("Msxml2.XMLHTTP.6.0")}catch(a){}try{return new ActiveXObject("Msxml2.XMLHTTP.3.0")}catch(b){}try{return new ActiveXObject("Msxml2.XMLHTTP")}catch(F){}try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(c){}throw Error("No XHR.");});var b=new XMLHttpRequest;b.open("GET",a,!1);b.send("");return b.responseText}catch(c){return""}}function l(a){if(!C.hasOwnProperty(a)){var b;
+b=a.split("/");b=2<b.length&&b[2]===document.domain?m(a):[];C[a]=b.length?b.split("\n"):[]}return C[a]}function g(a,b){var c=/function ([^(]*)\(([^)]*)\)/,d=/['"]?([0-9A-Za-z$_]+)['"]?\s*[:=]\s*(function|eval|new Function)/,e="",f=l(a),h;if(!f.length)return"?";for(var g=0;10>g;++g)if(e=f[b-g]+e,void 0!==e&&((h=d.exec(e))||(h=c.exec(e))))return h[1];return"?"}function d(a,b){var c=l(a),d=[],e=!1;if(!c.length)return null;b-=1;for(var f=b-2,g=b+2;f<g;++f)d.push(c[f]),void 0!==c[f]&&(e=!0);return e?d:
+null}function e(a){return a.replace(/[\-\[\]{}()*+?.,\\\^$|#]/g,"\\$&")}function k(a){return e(a).replace("<","(?:<|&lt;)").replace(">","(?:>|&gt;)").replace("&","(?:&|&amp;)").replace('"','(?:"|&quot;)').replace(/\s+/g,"\\s+")}function q(a,b){for(var c,d,e=0,f=b.length;e<f;++e)if((c=l(b[e])).length)if(c=c.join("\n"),d=a.exec(c))return{url:b[e],line:c.substring(0,d.index).split("\n").length,column:d.index-c.lastIndexOf("\n",d.index)-1};return null}function w(a,b,c){b=l(b);a=RegExp("\\b"+e(a)+"\\b");
+var d;c-=1;return b&&b.length>c&&(d=a.exec(b[c]))?d.index:null}function a(a){var b=[window.location.href],c=document.getElementsByTagName("script");a=""+a;var d;for(d=0;d<c.length;++d){var f=c[d];f.src&&b.push(f.src)}(c=/^function(?:\s+([\w$]+))?\s*\(([\w\s,]*)\)\s*\{\s*(\S[\s\S]*\S)\s*\}\s*$/.exec(a))?(d=c[1]?"\\s+"+c[1]:"",f=c[2].split(",").join("\\s*,\\s*"),c=e(c[3]).replace(/;$/,";?").replace(/\s+/g,"\\s+"),d=RegExp("function"+d+"\\s*\\(\\s*"+f+"\\s*\\)\\s*{\\s*"+c+"\\s*}")):d=RegExp(e(a).replace(/\s+/g,
+"\\s+"));if(d=q(d,b))return d;if(c=/^function on([\w$]+)\s*\(event\)\s*\{\s*(\S[\s\S]*\S)\s*\}\s*$/.exec(a)){a=c[1];c=k(c[2]);d=RegExp("on"+a+"=[\\'\"]\\s*"+c+"\\s*[\\'\"]","i");if(d=q(d,b[0]))return d;d=RegExp(c);if(d=q(d,b))return d}return null}function c(a,b,c,e){b={url:b,line:c};if(b.url&&b.line){a.incomplete=!1;b.func||(b.func=g(b.url,b.line));b.context||(b.context=d(b.url,b.line));if(e=/ '([^']+)' /.exec(e))b.column=w(e[1],b.url,b.line);if(0<a.stack.length&&a.stack[0].url===b.url){if(a.stack[0].line===
+b.line)return!1;if(!a.stack[0].line&&a.stack[0].func===b.func)return a.stack[0].line=b.line,a.stack[0].context=b.context,!1}a.stack.unshift(b);return a.partial=!0}a.incomplete=!0;return!1}function f(d,e){for(var f=/function\s+([_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*)?\s*\(/i,l=[],q={},n,h,k=arguments.callee.caller;k;k=k.caller)if(!(k===b||k===TraceKit.report)){h={url:null,func:"?",line:null,column:null};if(k.name)h.func=k.name;else if(n=f.exec(k.toString()))h.func=n[1];if(n=a(k)){h.url=n.url;
+h.line=n.line;"?"===h.func&&(h.func=g(h.url,h.line));var m=/ '([^']+)' /.exec(d.message||d.description);m&&(h.column=w(m[1],n.url,n.line))}q[""+k]&&(h.recursion=!0);l.push(h)}e&&l.splice(0,e);f={mode:"callers",name:d.name,message:d.message,stack:l};c(f,d.sourceURL||d.fileName,d.line||d.lineNumber,d.message||d.description);return f}function b(a,b){var c=null;b=void 0===b?0:+b;try{for(var e=/ line (\d+), column (\d+) in (?:<anonymous function: ([^>]+)>|([^\)]+))\((.*)\) in (.*):\s*$/i,m=a.stacktrace.split("\n"),
+n=[],h,z=0,C=m.length;z<C;z+=2)if(h=e.exec(m[z])){var u={line:+h[1],column:+h[2],func:h[3]||h[4],args:h[5]?h[5].split(","):[],url:h[6]};!u.func&&u.line&&(u.func=g(u.url,u.line));if(u.line)try{u.context=d(u.url,u.line)}catch(X){}u.context||(u.context=[m[z+1]]);n.push(u)}c=n.length?{mode:"stacktrace",name:a.name,message:a.message,stack:n}:null;if(c)return c}catch(P){if(x)throw P;}try{if(a.stack){var e=/^\s*at (\S+) \(((?:file|http):.*?):(\d+)(?::(\d+))?\)\s*$/i,m=/^\s*(\S*)(?:\((.*?)\))?@((?:file|http).*?):(\d+)(?::(\d+))?\s*$/i,
+D=a.stack.split("\n"),n=[],r,s,B=/^(.*) is undefined$/.exec(a.message);h=0;for(var G=D.length;h<G;++h){if(r=m.exec(D[h]))s={url:r[3],func:r[1],args:r[2]?r[2].split(","):"",line:+r[4],column:r[5]?+r[5]:null};else if(r=e.exec(D[h]))s={url:r[2],func:r[1],line:+r[3],column:r[4]?+r[4]:null};else continue;!s.func&&s.line&&(s.func=g(s.url,s.line));s.line&&(s.context=d(s.url,s.line));n.push(s)}n[0]&&(n[0].line&&!n[0].column&&B)&&(n[0].column=w(B[1],n[0].url,n[0].line));c=n.length?{mode:"stack",name:a.name,
+message:a.message,stack:n}:null}else c=null;if(c)return c}catch(Q){if(x)throw Q;}try{var y=a.message.split("\n");if(4>y.length)c=null;else{D=/^\s*Line (\d+) of linked script ((?:file|http)\S+)(?:: in function (\S+))?\s*$/i;r=/^\s*Line (\d+) of inline#(\d+) script in ((?:file|http)\S+)(?:: in function (\S+))?\s*$/i;s=/^\s*Line (\d+) of function script\s*$/i;var B=[],p=document.getElementsByTagName("script"),G=[],v,t,L,A;for(t in p)p.hasOwnProperty(t)&&!p[t].src&&G.push(p[t]);t=2;for(L=y.length;t<L;t+=
+2){p=null;if(v=D.exec(y[t]))p={url:v[2],func:v[3],line:+v[1]};else if(v=r.exec(y[t])){var p={url:v[3],func:v[4]},R=+v[1],M=G[v[2]-1];if(M&&(A=l(p.url))){A=A.join("\n");var N=A.indexOf(M.innerText);0<=N&&(p.line=R+A.substring(0,N).split("\n").length)}}else if(v=s.exec(y[t])){var O=window.location.href.replace(/#.*$/,""),S=v[1],T=RegExp(k(y[t+1]));A=q(T,[O]);p={url:O,line:A?A.line:S,func:""}}if(p){p.func||(p.func=g(p.url,p.line));var E=d(p.url,p.line),U=E?E[Math.floor(E.length/2)]:null;E&&U.replace(/^\s*/,
+"")===y[t+1].replace(/^\s*/,"")?p.context=E:p.context=[y[t+1]];B.push(p)}}c=B.length?{mode:"multiline",name:a.name,message:y[0],stack:B}:null}if(c)return c}catch(V){if(x)throw V;}try{if(c=f(a,b+1))return c}catch(W){if(x)throw W;}return{mode:"failed"}}var x=!1,C={};b.augmentStackTraceWithInitialElement=c;b.guessFunctionName=g;b.gatherContext=d;b.ofCaller=function(a){a=(void 0===a?0:+a)+1;try{0()}catch(c){return b(c,a+1)}return null};return b}();
+(function(m){var l=Array.prototype.slice,g=m.setTimeout;m.setTimeout=function(){var d=l.call(arguments,0),k=d[0];d[0]=function(){try{k.apply(this,arguments)}catch(d){throw TraceKit.report(d),d;}};return g.apply(this,d)};var d=m.setInterval;m.setInterval=function(){var e=l.call(arguments,0),g=e[0];e[0]=function(){try{g.apply(this,arguments)}catch(d){throw TraceKit.report(d),d;}};return d.apply(this,e)}})(window);
diff --git a/vendor/assets/javascripts/squash_javascript.orig.js b/vendor/assets/javascripts/squash_javascript.orig.js
index 2609fcf..8ab9f9e 100644
--- a/vendor/assets/javascripts/squash_javascript.orig.js
+++ b/vendor/assets/javascripts/squash_javascript.orig.js
@@ -1,4 +1,4 @@
-// Generated by CoffeeScript 1.4.0
+// Generated by CoffeeScript 1.6.2
 (function() {
   var root, _SquashJavascript,
     __hasProp = {}.hasOwnProperty,
@@ -32,12 +32,14 @@
 
     _SquashJavascript.prototype.configure = function(options) {
       var key, value, _results;
+
       this.options || (this.options = {
         disabled: false,
         notifyPath: '/api/1.0/notify',
         transmitTimeout: 15000,
         ignoredExceptionClasses: [],
-        ignoredExceptionMessages: {}
+        ignoredExceptionMessages: {},
+        globalUserData: {}
       });
       _results = [];
       for (key in options) {
@@ -58,7 +60,8 @@
     };
 
     _SquashJavascript.prototype.report = function(info, error) {
-      var body, fields, k, matches, v, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7;
+      var body, fields, internal_error, k, key, matches, v, value, _ref, _ref1, _ref2, _ref3, _ref4, _ref5, _ref6, _ref7, _ref8;
+
       try {
         if ((_ref = this.options) != null ? _ref.disabled : void 0) {
           return false;
@@ -78,14 +81,20 @@
         fields.environment = this.options.environment;
         fields.client = "javascript";
         fields.revision = this.options.revision;
-        fields.class_name = (_ref5 = info.type) != null ? _ref5 : info.name;
+        _ref5 = this.options.globalUserData;
+        for (key in _ref5) {
+          if (!__hasProp.call(_ref5, key)) continue;
+          value = _ref5[key];
+          fields[key] = value;
+        }
+        fields.class_name = (_ref6 = info.type) != null ? _ref6 : info.name;
         if (!info.name && (matches = info.message.match(/^(Uncaught )?(\w+): (.+)/))) {
           fields.class_name = matches[2];
           fields.message = matches[3];
         } else {
           fields.message = info.message;
         }
-        if ((_ref6 = fields.class_name) == null) {
+        if ((_ref7 = fields.class_name) == null) {
           fields.class_name = 'Error';
         }
         fields.backtraces = buildBacktrace(info.stack);
@@ -108,27 +117,30 @@
         fields.window_height = window.innerHeight;
         fields.color_depth = screen.colorDepth;
         if (error) {
-          _ref7 = error._squash_user_data;
-          for (k in _ref7) {
-            if (!__hasProp.call(_ref7, k)) continue;
-            v = _ref7[k];
+          _ref8 = error._squash_user_data;
+          for (k in _ref8) {
+            if (!__hasProp.call(_ref8, k)) continue;
+            v = _ref8[k];
             fields[k] = v;
           }
         }
         body = JSON.stringify(fields);
         this.HTTPTransmit(this.options.APIHost + this.options.notifyPath, [['Content-Type', 'application/json']], body);
         return true;
-      } catch (internal_error) {
+      } catch (_error) {
+        internal_error = _error;
         console.error("Error while trying to notify Squash:", internal_error.stack);
         return console.error("-- original error:", info);
       }
     };
 
     _SquashJavascript.prototype.addUserData = function(data, block) {
-      var _ref;
+      var err, _ref;
+
       try {
         return block();
-      } catch (err) {
+      } catch (_error) {
+        err = _error;
         if ((_ref = err._squash_user_data) == null) {
           err._squash_user_data = {};
         }
@@ -140,6 +152,7 @@
     _SquashJavascript.prototype.addingUserData = function(data, block) {
       return function() {
         var args;
+
         args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
         return SquashJavascript.instance().addUserData(data, function() {
           return block.apply(null, args);
@@ -148,11 +161,13 @@
     };
 
     _SquashJavascript.prototype.ignoreExceptions = function() {
-      var block, exceptions, _i;
+      var block, err, exceptions, _i;
+
       exceptions = 2 <= arguments.length ? __slice.call(arguments, 0, _i = arguments.length - 1) : (_i = 0, []), block = arguments[_i++];
       try {
         return block();
-      } catch (err) {
+      } catch (_error) {
+        err = _error;
         err._squash_ignored_exceptions = (err._squash_ignored_exceptions || []).concat(exceptions);
         throw err;
       }
@@ -160,9 +175,11 @@
 
     _SquashJavascript.prototype.ignoringExceptions = function() {
       var block, exceptions, _i;
+
       exceptions = 2 <= arguments.length ? __slice.call(arguments, 0, _i = arguments.length - 1) : (_i = 0, []), block = arguments[_i++];
       return function() {
         var args, _ref;
+
         args = 1 <= arguments.length ? __slice.call(arguments, 0) : [];
         return (_ref = SquashJavascript.instance()).ignoreExceptions.apply(_ref, __slice.call(exceptions).concat([function() {
           return block.apply(null, args);
@@ -172,6 +189,7 @@
 
     _SquashJavascript.prototype.HTTPTransmit = function(url, headers, body) {
       var header, request, _i, _len;
+
       request = new XMLHttpRequest();
       request.open("POST", url, true);
       request.timeout = this.options.transmitTimeout;
@@ -185,6 +203,7 @@
 
     _SquashJavascript.prototype.shouldIgnoreError = function(error) {
       var ignored_classes;
+
       ignored_classes = this.options.ignoredExceptionClasses.concat(error._squash_ignored_exceptions || []);
       if (any(ignored_classes, function(klass) {
         return error.name === klass;
@@ -204,6 +223,7 @@
 
     buildBacktrace = function(stack) {
       var backtraces, context, line, _i, _len;
+
       backtraces = [];
       for (_i = 0, _len = stack.length; _i < _len; _i++) {
         line = stack[_i];
@@ -233,6 +253,7 @@
 
     ISODateString = function(d) {
       var pad;
+
       pad = function(n) {
         if (n < 10) {
           return '0' + n;
@@ -245,6 +266,7 @@
 
     any = function(obj, condition) {
       var element, key, value, _i, _len;
+
       if (obj instanceof Array) {
         for (_i = 0, _len = obj.length; _i < _len; _i++) {
           element = obj[_i];
@@ -266,6 +288,7 @@
 
     mergeBang = function(modified, constant) {
       var key, value, _results;
+
       _results = [];
       for (key in constant) {
         if (!__hasProp.call(constant, key)) continue;
diff --git a/vendor/assets/javascripts/squash_javascript/client.coffee b/vendor/assets/javascripts/squash_javascript/client.coffee
index da6a5f5..ab206d0 100644
--- a/vendor/assets/javascripts/squash_javascript/client.coffee
+++ b/vendor/assets/javascripts/squash_javascript/client.coffee
@@ -43,6 +43,7 @@ class _SquashJavascript
         transmitTimeout: 15000
         ignoredExceptionClasses: []
         ignoredExceptionMessages: {}
+        globalUserData: {}
     }
     for own key, value of options
       @options[key] = value
@@ -82,6 +83,9 @@ class _SquashJavascript
       fields.client = "javascript"
       fields.revision = @options.revision
 
+      for own key, value of @options.globalUserData
+        fields[key] = value
+
       fields.class_name = info.type ? info.name
       # errors that make it up to window.onerror get stupidly rewritten: their
       # class is set to "Error" and the ACTUAL class is integrated into the