General modifications for polar coding, and deleting duplicate functions.

cmake_targets/CMakeLists.txt

openair1/PHY/CODING/TESTBENCH/ldpctest.c

openair1/PHY/CODING/nrPolar_init.c

...air1/PHY/CODING/nrPolar_tools/get_3GPP_info_bit_pattern.c

openair1/PHY/CODING/nrPolar_tools/get_PC_bit_pattern.c

openair1/PHY/CODING/nrPolar_tools/get_crc_generator_matrix.c

openair1/PHY/CODING/nrPolar_tools/nr_bitwise_operations.c

openair1/PHY/CODING/nrPolar_tools/nr_crc_byte.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_bit_insertion.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_bit_insertion_2.c

...DING/nrPolar_tools/nr_polar_channel_interleaver_pattern.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_dci_defs.h

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoder.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoding_tools.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_defs.h

openair1/PHY/CODING/nrPolar_tools/nr_polar_encoder.c

...air1/PHY/CODING/nrPolar_tools/nr_polar_info_bit_pattern.c

.../PHY/CODING/nrPolar_tools/nr_polar_interleaving_pattern.c

.../CODING/nrPolar_tools/nr_polar_kronecker_power_matrices.c

...air1/PHY/CODING/nrPolar_tools/nr_polar_matrix_and_array.c