Add project

Basic formatting applied. Unnecessary comments have been removed. Suspicious code is covered by TODO.

Hcs.Client/GostCryptography/Asn1/Ber/IAsn1InputStream.cs

@@ -0,0 +1,12 @@
+namespace GostCryptography.Asn1.Ber
+{
+    public interface IAsn1InputStream
+    {
+        int Available();
+        void Close();
+        void Mark();
+        bool MarkSupported();
+        void Reset();
+        long Skip(long nbytes);
+    }
+}