dialogs of haas client are modal

...nt/src/main/java/cz/it4i/fiji/haas/CheckStatusOfHaaS.java

.../main/java/cz/it4i/fiji/haas/CheckStatusOfHaaSWindow.java

...magej-client/src/main/java/cz/it4i/fiji/haas/FXFrame.java

...-client/src/main/java/cz/it4i/fiji/haas/ModalDialogs.java

...j-client/src/main/java/cz/it4i/fiji/haas/RunWithHaaS.java

...ava/cz/it4i/fiji/haas/ui/CheckStatusOfHaaSController.java

...nt/src/main/java/cz/it4i/fiji/haas/ui/ProgressDialog.java

...c/main/java/cz/it4i/fiji/haas_java_client/HaaSClient.java

...i/haas_java_client/TransferFileProgressForHaaSClient.java