Merge pull request #4 from cristovaocasagrande/master

the files plinkcc2txt.py and intersnp2txt.py parse the output the of PLINK and INTERSNP with SNPs pairs. The files inside the tmp-files are to create and figure out the problem with the file .h5.
Merge pull request #5 from cristovaocasagrande/master

Plink files for handedness and eye colour from openSNP.
Added the HDF5 format data for the handedness and eye colour datasets from openSNP.
Description to create the files in PLINK format and JSON files from openSNP