Md5checker

=====
* Added Tests

* Added support for additional Hash algorithms
* sha1
* sha224
* sha256
* sha384
* sha512

* Add command line algorithms List

=====
* Clerical fixes
* `Argument checking`_



Argument checking
-----------------
::

def main():
''' Entry point for the application script '''
args = sys.argv
if len(args) != 2:
print('Usage: md5checker "path-to-file"')
else:
print(make_hash(sys.argv[1]))

==============

* Added hash function for single files.