making changes on configure.ac and tests/Makefile.am in order to compile unit tests on mac
add option '-Tifs' to output actual ARG
redefine local() as last_update_ = -1 instead of 0

as the sequence now starts at 0
change output of -L to output stats of every tree
update gitignore for new autoconf conf
fix bug with tree output

buffer was not emptied between loci
add new test file for Tifs option, will run proper test tomorrow on another machine. NOTE for joe. jz branch fails to work after merge master into it ... fails at a testcopy constructer for forest, need more work
update test files from branch jz
update test files with number of replicates
git merge master to jz, unit test failed ...