Implement get_autocommit

http://www.sqlite.org/c3ref/get_autocommit.html

src/esqlite3.erl

@@ -26,6 +26,8 @@
          exec/2, exec/3,
          changes/1, changes/2,
          insert/2,
+         get_autocommit/1,
+         get_autocommit/2,
          prepare/2, prepare/3,
          step/1, step/2,
          reset/1,
@@ -293,6 +295,17 @@ insert(Sql, {connection, _Ref, Connection}, Timeout) ->
     ok = esqlite3_nif:insert(Connection, Ref, self(), Sql),
     receive_answer(Ref, Timeout).
 
+%% @doc Get autocommit
+%%
+%% @spec get_autocommit(connection) -> true | false
+get_autocommit(Connection) ->
+    get_autocommit(Connection, ?DEFAULT_TIMEOUT).
+
+get_autocommit({connection, _Ref, Connection}, Timeout) ->
+    Ref = make_ref(),
+    ok = esqlite3_nif:get_autocommit(Connection, Ref, self()),
+    receive_answer(Ref, Timeout).
+
 %% @doc Prepare a statement
 %%
 %% @spec prepare(iolist(), connection()) -> {ok, prepared_statement()} | {error, error_message()}