Sniffer running state.

Updated StartSniffer to check the running state.

Implemented StopSniffer.


git-svn-id: https://svn.microneil.com/svn/SNFUtility/trunk@19 aa37657e-1934-4a5f-aa6d-2d8eab27ff7c

Implement unit test of Utility::ReplaceXmlAttribute() in
TestUtility.cpp.


git-svn-id: https://svn.microneil.com/svn/SNFUtility/trunk@17 aa37657e-1934-4a5f-aa6d-2d8eab27ff7c

Create any config files that don't exist from the sample files.

SNFMilterConfig is responsible for saving and restoring all config
files.

SNFIdentity is deprecated.


git-svn-id: https://svn.microneil.com/svn/SNFUtility/trunk@8 aa37657e-1934-4a5f-aa6d-2d8eab27ff7c

subclass of Utility.


git-svn-id: https://svn.microneil.com/svn/SNFUtility/trunk@7 aa37657e-1934-4a5f-aa6d-2d8eab27ff7c