Fixed encoding issue
added crc32 checksum methode
Added function crc32 with tests and corresponding config files.
fixed encoding issuces
begin CodeUtil
add test for crc32 function
Add new constant
add new error_codes for new index writer
Implemented logic for testIndexNoDocuments.
Next Step port ostream to index_output.
Add Tests for IIndexNoDocuments and depending logic.
rename struct lcn_ostream_t to lcn_index_output_t .
refactored method names in lcm_ostream_* to lcn_index_output_*
refactored lcn_ram_ostream_* to lcn_ram_index_output_*
remove unused function definition
rename file ostream.h/c to input_index.h/c
rename files
Division of lcn_ram_index_output_t, lcn_fs_index_output_t and lcn_checksum_index_output_t.
Test test_index_no_documents is now able to write empty index.
remove unused variable.