add a small test (based on fasta.py)

test/tests/no-softspace.py

+
+import sys
+
+import hashlib
+class HashOutput:
+    def __init__(self):
+        self.m = hashlib.md5()
+    def write(self, string):
+        self.m.update(string)
+    def md5hash(self):
+        return self.m.hexdigest()
+
+hash_output = HashOutput()
+old_stdout = sys.stdout
+sys.stdout = hash_output
+
+print "Hello World!"
+
+sys.stdout = old_stdout
+print hash_output.md5hash()