add Makefile for ex5

* include script in makefile for checking tests
* include missing header files
* change exit(-1) to exit(1)
Merge branch 'master' of https://github.com/mattmilten/appfs
changes due to coverage analysis
typedef for int/double values

* rename preprocessor directives
make target valgrind for test instances
add pipe symbol
Merge branch 'master' of https://github.com/mattmilten/appfs
Merge branch 'master' of https://github.com/mattmilten/appfs
small improvements
repair error
Merge branch 'master' of https://github.com/mattmilten/appfs
Merge pull request #54 from rallenz/master

ex5