Makefile: clean should not fail if some files are missing
-rw-r--r-- 13 .gitignore
-rw-r--r-- 5220 DataStructures.hpp
-rw-r--r-- 6843 GenericStorageContainerTemplateImpl.hpp
-rw-r--r-- 1436 GenericStorageContainerTest.cpp
-rw-r--r-- 166 Makefile