Mccortex Versions Save

Report the correct version string Add missing files to compile for -march=native

Minor bugfixes and re-arranged scripts.

Changelog:

• server command: read graph from disk
• vcfcov command: default to low memory mode
• build,clean commands: write sorted graph files
• clean command: faster cleaning
• fix rare multithreading bug in db_unitig.c
• mccortex-server.py: multithreaded HTTP JSON server
• hash_table.c: faster initialisation of large hash tables
• update dependency libraries
• better integration tests

Commands are quite stable now. McCortex has been used on various mammalian and bacterial WGS data sets without issue.

Path file format has been updated - it is now a gzipped text file (.ctp.gz) with a JSON header. Many commands have been improved with more features and common options.