Initial commit.
Make Makefile a bit more DRY.
Ubuntu files.
Move OSX build to separate build folder.
Move Ubuntu build to separate folder.
Merge `ubuntu` and `osx` branches.
Fix a lot of paths.
Move build part of Makefile.lib into a new file.
New OSX build.
Add back MPFR lib folder.
Move lib build folders into top directory to make them more obvious.
Remove sample flint file in flint source folder.
Refactor OS detection in Makefile.lib.
New OSX build.
New Ubuntu build.
Add new Ubuntu build and OSX build.
Update README.
Update to flint-2.4.4.
Remove extra tar files.