Updated profile processing

Profiles _must_ be placed in the profiles directory now.  They
should be referred to as --profile=foo where the file profiles/foo.py
exists.

Added profiles/noing.py for the "no IN_PORT output action supported".

Added .gitignore.
diff --git a/tests/.gitignore b/tests/.gitignore
new file mode 100644
index 0000000..48da841
--- /dev/null
+++ b/tests/.gitignore
@@ -0,0 +1,3 @@
+*.pyc
+profiles/*.pyc
+*~