First implementation of LD calculator
Diverse small updates
Test for genetic variant
LD calculator tests
Merge pull request #11 from PatrickDeelen/master

LD calculator and small updates
Merge pull request #12 from erwinwinder/master

Ped/map writer and Swap alleles
Update handeling of allele swap
Disabled pedmap writer test
Add consctrutor with default tbi
Support to handle multiple files a single dataset
Varaint alleles compare
small improvement
Extra test + minor bugfix
Test if variant is AT or GC SNP + test
Hash and Equals GeneticVariants
Fixed variant count bug in multipart genotype data
Update LD calculator
Chromosome comparator
Fix visibilaty bug of ld calculator
CachedSampleVariantProvider