Merge pull request #75 from andrewjpage/master

update window creation
Merge pull request #76 from andrewjpage/master

memory leaks
Merge pull request #77 from andrewjpage/master

swap output suppression
Merge pull request #78 from andrewjpage/master

move zlib linking to end
Merge pull request #79 from andrewjpage/master

move math lib linking to end
Merge pull request #80 from andrewjpage/master

reduce memory usage and fix seg fault
Merge pull request #81 from andrewjpage/master

GPL
Merge pull request #82 from andrewjpage/master

Eliminate memory leaks and uninitalised reads/writes
Merge pull request #83 from andrewjpage/master

delete intermediate raxml files
Merge pull request #84 from andrewjpage/master

remove latest tree symlink if it exists, even if its broken
Merge pull request #85 from andrewjpage/master

dont call methods and variables the same thing