v4.0.0_beta

• Improve lock files.

• Move importation functionality from minr to ldb.

• Improve ldb ".cfg", including the number of keys.

• Update the help section and add an update alias "ldb -u".

• Add the kb_name.conf file in /usr/local/scanoss/ldb/ with the default configuration to process a table.

• Add multithreading support to simultaneously import multiple sectors.

• Add support to remove specific records from a table.

• Support the removal of multiple records by processing a CSV file.

• Add an ldb logger, recording the process over a given table in /var/log/scanoss/ldb/kb_name.log.

• Add log levels.

• Generalize the collate command for mz files.

• Add long names for the commands (longopt).