several changes concerning most py-scripts due to new system of the next extension stage of the high perfomance computer HLRN3 (develop branch)
corrected error in zgf_concatenate_stuff concerning determination of dt using trr file while lacking of nodeXXXX.trr in multistart case
corrected error in zgf_concatenate_stuff concerning determination of dt using trr file while lacking nodeXXXX.trr in multistart case (develop branch)
corrected error in zgf_concatenate_stuff concerning determination of dt using trr file while lacking nodeXXXX.trr in multistart case (develop branch)
two bugfixes, in internals.py and zgf_reweight;
the former is probably due to differences between numpy 1.6 and 1.8
Merge branch 'develop'