libcoap-1.map & libcoap-1.sym: Add in coap_resource_unknown_init

Expose the new functions
coap_resource_unknown_init()
coap_get_uri_path()
coap_get_resource_from_uri_path()

Drop the functions as old hashed key is no longer supported
coap_get_resource_from_key()
coap_hash_*()

libcoap-1.map

@@ -77,14 +77,12 @@ global:
   coap_get_data;
   coap_get_log_level;
   coap_get_query;
-  coap_get_resource_from_key;
+  coap_get_resource_from_uri_path;
   coap_get_tls_library_version;
+  coap_get_uri_path;
   coap_handle_dgram;
   coap_handle_event;
   coap_handle_failed_notify;
-  coap_hash_impl;
-  coap_hash_path;
-  coap_hash_request_uri;
   coap_insert_node;
   coap_is_mcast;
   coap_log_impl;
@@ -144,6 +142,7 @@ global:
   coap_remove_from_queue;
   coap_resource_init;
   coap_resource_set_dirty;
+  coap_resource_unknown_init;
   coap_response_phrase;
   coap_retransmit;
   coap_run_once;
@@ -196,7 +195,6 @@ global:
   coap_startup;
   coap_subscription_init;
   coap_ticks;
-  coap_ticks;
   coap_ticks_from_rt_us;
   coap_ticks_to_rt;
   coap_ticks_to_rt_us;

libcoap-1.sym

@@ -75,14 +75,12 @@ coap_get_block
 coap_get_data
 coap_get_log_level
 coap_get_query
-coap_get_resource_from_key
+coap_get_resource_from_uri_path
 coap_get_tls_library_version
+coap_get_uri_path
 coap_handle_dgram
 coap_handle_event
 coap_handle_failed_notify
-coap_hash_impl
-coap_hash_path
-coap_hash_request_uri
 coap_insert_node
 coap_is_mcast
 coap_log_impl
@@ -142,6 +140,7 @@ coap_remove_async
 coap_remove_from_queue
 coap_resource_init
 coap_resource_set_dirty
+coap_resource_unknown_init
 coap_response_phrase
 coap_retransmit
 coap_run_once
@@ -194,7 +193,6 @@ coap_split_uri
 coap_startup
 coap_subscription_init
 coap_ticks
-coap_ticks
 coap_ticks_from_rt_us
 coap_ticks_to_rt
 coap_ticks_to_rt_us