Move most interfaces to separate library

BinaryObjectScanner.Interfaces/IContentCheck.cs

@@ -0,0 +1,17 @@
+namespace BinaryObjectScanner.Interfaces
+{
+    /// <summary>
+    /// Check a generic file for protection
+    /// </summary>
+    public interface IContentCheck
+    {
+        /// <summary>
+        /// Check a path for protections based on file contents
+        /// </summary>
+        /// <param name="file">File to check for protection indicators</param>
+        /// <param name="fileContent">Byte array representing the file contents</param>
+        /// <param name="includeDebug">True to include debug data, false otherwise</param>
+        /// <returns>String containing any protections found in the file</returns>
+        string CheckContents(string file, byte[] fileContent, bool includeDebug);
+    }
+}