fix output of TMRCA scaling
add model to debug output
fix #13 (wrong scaling of growth rates)
Merge branch 'fix_issue_13'
update news file
adapt model size calc to scaling of growth rates
Merge branch 'fix_issue_13'
add algorithm test for growth
add LD experiment
update ld test
add history
add while loop to choose the first position
fix the calculation of rates during growth periods
fix bug #14
Merge branch 'master' of https://github.com/paulstaab/scrm into fix_issue_14
Merge pull request #15 from paulstaab/fix_issue_14

Fix issue 14
fix small issue with parameter parsing
saving file
update LD test, testing for 1000 replicates, 1e7 seqlen
add cluster script