Merge pull request #249 from Bonder-MJ/master

Error on invalid options GH and small changes
fix bug in better error handeling of gen file
Merge pull request #250 from PatrickDeelen/master

fix bug in better error handeling of gen file
Ase handle very significant results
Ase update
GH: Readme update
GH: Building
Risk: Readme, build
Risk: Error on illigal command
Merge pull request #251 from PatrickDeelen/master

Ase and Genetic Risk
Risk: fix version print
Merge pull request #252 from PatrickDeelen/master

Risk: fix version print
ASE
ASE compare
ASE without genotypes
ASE add option for minimum percentage
Merge pull request #253 from PatrickDeelen/master

ASE add option for minimum read percentage
add -r option

added -r option for reading in a file with risk snps
Merge pull request #254 from rudi2013/master

add -r option
pull from master