TMSS-142: added initial TMSS exceptions

SAS/TMSS/src/tmss/CMakeLists.txt

@@ -6,6 +6,7 @@ set(_py_files
     settings.py
     urls.py
     wsgi.py
+    exceptions.py
     )
 
 python_install(${_py_files}

SAS/TMSS/src/tmss/exceptions.py

+
+class TMSSException(Exception):
+    pass
+
+class SpecificationException(TMSSException):
+    pass