Removed overrides
Less intrusive overrides
Adapted tests
Fixed bug with environment options
test an exception
Renamed class
Ignore configuration file if _configfile is not set
Updated descriptions
Use assert_raises
Added more tests
Removed overrides
Less intrusive overrides
Adapted tests
Fixed bug with environment options
test an exception
Renamed class
Ignore configuration file if _configfile is not set
Updated descriptions
Use assert_raises
Each template is handled separately