fix for bamCorrelate
change species input filed to select, because only four different are possible at the moment
if the DEEP_TOOLS_NO_CONFIG environment variable is set, the config file will be ignored and the tools available in PATH will be used
fixes to the symlinking of bai files
delete temp dir
add symlink magic
add symlink magic to bam files
Revert "if the DEEP_TOOLS_NO_CONFIG environment variable is set, the config file will be ignored and the tools available in PATH will be used"

This reverts commit fdf61b02fda6936b238630b83703a17846465404.
Merge branch 'master' of https://github.com/fidelram/deepTools
fix correct GCBias
Revert "Revert "if the DEEP_TOOLS_NO_CONFIG environment variable is set, the config file will be ignored and the tools available in PATH will be used""

This reverts commit b211cca7310979ab1596cb626a8b565ff71654f6.

Conflicts:
	deeptools/config.py
merge