Galeri: Evaluate test coverage

[tlamonthezie]

In the galeri package, with required dependency on Tpetra and optional dependency on Epetra, determine how many Epetra tests do not have Tpetra equivalents (if any).

Relates to https://github.com/NexGenAnalytics/Trilinos/issues/50

[tlamonthezie]

Tests found under the test, example* directories.

Folder	Epetra Tests (Main file name)	Requirements	Tpetra Tests	Requirements	Tpetra Correspondance (if sure)
test/VerySimple	cxx_main.cpp	Epetra	---	---	NO
test	---		bug_5851.cpp	Xpetra+Tpetra	Only Tpetra
example	Map.cpp	Epetra	---		NO
example	CrsMatrix.cpp	Epetra	---	---	NO
example	VbrMatrix.cpp	Epetra	---	---	NO
example	LinearProblem.cpp	Epetra	---	---	NO
example	Map.cpp	Epetra	---	---	NO
example-xpetra	XpetraMap.cpp	Xpetra	---	---	Might be not applicable