Features-5386

The following works have been carried out:

• Added wrapper for dap_chain_cs_dag and dap_chain_cs_dag_event.
• Extended API for working with datums, namely checking and getting from a datum, a datum token, if the datum has a declaration type. Issue token datum, if the datum is of the transaction type.
• Added getting from datum token declaration of simple data type.
• Added getting data from the emission token datum.
• Added an id attribute for an object of type ChainNet to get an object of type ChainNetId.

dists/examples/0.Beginning/MyChains.py

@@ -5,7 +5,10 @@ import os
 
 app_name = "MyChains"
 tmp_dir = os.getcwd() + "/tmp"
+#os.mkdir(tmp_dir)
 var_dir = os.getcwd() + "/var"
+if os.path.isdir(var_dir+"/log") is False:
+    os.mkdir(var_dir+"/log")
 
 json_string = """{
     "modules": ["Crypto", "Events", "Server", "Http", "HttpFolder", "GlobalDB", "Client", "HttpClientSimple", "Mempool",