Merge fix from 7.0.2 (#756)

- start acq list: mixup with master pos #743 : fix that only master starts second and not all (for start acq), typo with pos and masters list
- synced master status running when setting to slave  #747: synced master status running when setting to slave

slsDetectorSoftware/src/DetectorImpl.cpp

@@ -1298,7 +1298,7 @@ void DetectorImpl::startAcquisition(const bool blocking, Positions pos) {
         if (!masters.empty()) {
             Parallel((blocking ? &Module::startAndReadAll
                                : &Module::startAcquisition),
-                     pos);
+                     masters);
         }
     }
     // all in parallel
@@ -1372,7 +1372,7 @@ void DetectorImpl::processData(bool receiver) {
                     if (fgetc(stdin) == 'q') {
                         LOG(logINFO)
                             << "Caught the command to stop acquisition";
-                        Parallel(&Module::stopAcquisition, {});
+                        stopDetector({});
                     }
                 }
                 // get and print progress

slsDetectorSoftware/tests/test-CmdProxy-jungfrau.cpp

@@ -523,6 +523,28 @@ TEST_CASE("sync", "[.cmd]") {
             proxy.Call("sync", {"1"}, -1, PUT, oss);
             REQUIRE(oss.str() == "sync 1\n");
         }
+        // setting to master or slave when synced
+        {
+            // get previous master
+            int prevMaster = 0;
+            auto previous = det.getMaster();
+            for (int i = 0; i != det.size(); ++i) {
+                if (previous[i] == 1) {
+                    prevMaster = i;
+                    break;
+                }
+            }
+            proxy.Call("master", {"1"}, 0, PUT);
+            proxy.Call("master", {"0"}, 0, PUT);
+            std::ostringstream oss;
+            proxy.Call("status", {}, -1, GET, oss);
+            REQUIRE(oss.str() != "status running\n");
+            // set all to slaves, and then master
+            for (int i = 0; i != det.size(); ++i) {
+                det.setMaster(0, {i});
+            }
+            det.setMaster(1, prevMaster);
+        }
         {
             std::ostringstream oss;
             proxy.Call("sync", {}, -1, GET, oss);