LOADUI-1030 Created the LoadUIFileChooser class that manages latest directory and implemented it where the JavaFx FileChooser was used (except for in the table log).
Merge branch 'next' into LOADUI-1030-saved-directory-bug

Conflicts:
	loadui-project/loadui-api/src/main/java/com/eviware/loadui/api/model/WorkspaceItem.java
Merge branch 'next' into LOADUI-1030-saved-directory-bug

Conflicts:
	loadui-project/loadui-api/src/main/java/com/eviware/loadui/api/model/WorkspaceItem.java
LOADUI-1030 Fixed errors found in "try to break". Fixed nullpointer exception on creation of FilePicker.
merge