Added test/test_extplugin_01.py
Added some additional search paths in nagios/common.py
Minor changes in test/general.py
Added search_path as a property to ExtNagiosPlugin in nagios/plugins/__init__.py
Added prepend_searchpath and append_searchpath in calling caller_search_path() in __init__() of ExtNagiosPlugin in nagios/plugins/__init__.py
Added tests for prepending and appending paths to the search path of ExtNagiosPlugin
Integrated property search_path in execution method get_command() in nagios/plugins/__init__.py
Added test for the get_command() method of ExtNagiosPlugin class in nagios/plugins/__init__.py
Version bump + dch