Certificate/wireless plugins; major refactoring

Migrate much of BI to Services.
Added Wireless Profile Provider plugin feature.
Added Certificate Authority Provider plugin feature.
Modified Certificate Provider plugin feature.
Database migration v17, for Device Profiles.
Enrolment Client Updated to support CA Certificates, Wireless Profiles
and Hardware Info.
New Client Enrolment Protocol to support new features.
Plugin Manifest Generator added to main solution.
Improved AD search performance.

Disco.Services/Plugins/Features/WirelessProfileProvider/WirelessProfileTransformation.cs

@@ -0,0 +1,25 @@
+namespace Disco.Services.Plugins.Features.WirelessProfileProvider
+{
+    /// <summary>
+    /// A transform to be applied to the matching <see cref="Name"/>.
+    /// </summary>
+    public class WirelessProfileTransformation
+    {
+
+        /// <summary>
+        /// The name of the wireless profile related to this transformation, typically the SSID
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// The regular expression to evaluate against the wireless profile XML
+        /// </summary>
+        public string RegularExpression { get; set; }
+
+        /// <summary>
+        /// The replacement string used when evaluating the regular expression
+        /// </summary>
+        public string RegularExpressionReplacement { get; set; }
+
+    }
+}