Rewrite macros using staged functions for commutivity
travis debugging
new benchmark
document commutativity in macros, closes #99
Merge pull request #271 from JuliaOpt/staged_experiments

Rewrite macros using staged functions
Refactor NL tests to test multiple solvers
model.jl wasn't being run, make NL tests runnable standalone
Add test for nonlinear infeasibility
improve indexing by ranges, ref #287
Revert "improve indexing by ranges, ref #287"

This reverts commit edbf9346881c91bcfd2ec72f77d80eba3f21ba01.
q -> newaff
Fix #288
Merge branch 'master' of git://github.com/JuliaOpt/JuMP.jl
prep for 0.6.3
fix printing test, ref #288
enable travis testing on os x

rearrange travis builds

switch to @tkelman's travis script
Merge pull request #289 from JuliaOpt/travis_osx

enable travis testing on os x
remove unneeded workaround
reorganize NLP code for speed
Add unbounded test (only Ipopt passes)