variable_get errors

There are two lines with errornous calls to variable_get ... array should be used.

Here is a ugly diff
< $types = variable_get('casetracker_project_node_types', 'casetracker_basic_project');
---
> $types = variable_get('casetracker_project_node_types', array('casetracker_basic_project'));
227c229
< $types = variable_get('casetracker_case_node_types', 'casetracker_basic_case');
---
> $types = variable_get('casetracker_case_node_types', array('casetracker_basic_case'));