Implemented TLS Server
Add TLS files to csproj
Add broken test code to Program.cs
Merge branch 'tls' of https://github.com/rit-sse-mycroft/core.git
Manage certificate using system store

Searches for the thumbprint specified in the settings file
Create settings file for the cert thumbprint

The certificate must be stored in the user's certificate store as a Root
Certificate Authority, and the thumbprint must be entered into the
settings.xml file that gets copied to the output directory.
Merge branch 'master' into tls
Add certificate thumbprint formatter
Restructure TlsServer as subclass of main server
Merge branch 'master' into tls
Add read/write lock for protecting server data
Store new app connections in the Server