update test progress
update test progress
scrm test progress
adds tests for migration and pop splits
remove non-static data member initializers

for gcc 4.6.3 support
fix minor bug (comparison instead of assignment)
Merge branch 'master' into improve_travis_tests
remove debug code
make it possible to add migration to "-I" option
Merge branch 'master' into improve_travis_tests
fix interplay between migration & pruning
equalize execution times for different tests
fix bug with population merges
add growth
fix assertion when multiple growth rates are given
fix rate scaling in unit test
improving travis tests
fix failing unit tests
split unit and algorithm tests
fix Makefile