Warnings with -Wall fixed
Merge branch 'develop' of https://github.com/opencb/hpg-libs into develop-2.0.1-beta
region.is_valid_chromosome receives the number of chromosomes as an unsigned long, for those cases with an undefined number of contigs
Merge branch 'develop' of https://github.com/opencb/hpg-libs into develop-tmp
Memory leaks removed in file_utils and vcf_stats
Merge branch 'develop' of github.com:opencb/hpg-libs into develop
Support for aggregated VCF files. Closes #11
Fixed bug in Sconstruct when changing compilers.
Merge pull request #16 from jmmut/develop

Fixed bug in Sconstruct when changing compilers.
Added support to read bgzipped files ( #14 )

It uses htslib.
Merge branch 'feature/cplusplus' into feature/bgzip

Conflicts:
	c/SConstruct
Merge branch 'feature/cplusplus' into feature/bgzip
Improved bgzip. (#14)
Merge branch 'feature/cplusplus' into feature/bgzip
Fixed vcf_bgzip_read_and_parse. (#14)

next: vcf_bgzip_read_and_parse_bytes.
Changed vcf_open signature to include compression. (#14)
Merge branch 'feature/cplusplus' into develop

Conflicts:
	SConstruct
	c/src/aligners/bwt/bwt_bs.c
	common-libs/SConstruct
VCF parser actions grouped for better clarity
Merge branch 'jmmut-feature/bgzip' into develop. Resolves #14
Static libraries inside C subfolders not created any more, and htslib CPPPATH set in main environment