Added check of return values ​​and call exceptions. The call to the install logging level function from libdap_python_mod is also executed.

Added checks for successful opening of the configuration file and initialization of dap_common. The function of setting the logging level is also added.

PkgConfig search disabled. And also removed the JSON-c connection as unnecessary. Added, copying to the binary directory of the file main_test.py from the test folder.

The problem with the names was fixed, the library itself is now called libdap_python_module. The libdapConnector.py file was also created, which contains the dap class, and is responsible for working with libdap_python_module. Fixed CMake file so that subprojects are built with the -fPIC flag. Until I learned to collect dynamic libraries and set certain parameters in CMake. Also added that when cmake is running from the src directory, it copies the file libdapConnector.py.

Added initialization, deinitialization of the libdap library. Also added functions with which this library is connected to the python