resolves #54: page number remembered between jobs

src/laminar.cpp

@@ -212,7 +212,7 @@ void Laminar::sendStatus(LaminarClient* client) {
         db->stmt("SELECT COUNT(*) FROM builds WHERE name = ?")
         .bind(client->scope.job)
         .fetch<uint>([&](uint nRuns){
-            j.set("pages", (nRuns-1) / runsPerPage + 1);
+            j.set("pages", (nRuns-1) / runsPerPage + 1).set("page", client->scope.page);
         });
         j.startArray("running");
         auto p = activeJobs.byJobName().equal_range(client->scope.job);

src/resources/js/app.js

@@ -413,6 +413,7 @@ var Job = function() {
         state.lastFailed = msg.lastFailed;
         state.nQueued = msg.nQueued;
         state.pages = msg.pages;
+        state.page = msg.page;
 
         var chtBt = new Chart(document.getElementById("chartBt").getContext("2d")).Bar({
           labels: msg.recent.map(function(e) {