JuliaOpt/GLPKMathProgInterface.jl — pull request #13 by mlubin (2014-08-01 22:00:12+00:00)
Title: workaround for GLPK checking integrality after lazy callbacks

This lets users decide whether to handle fractional solutions or not.
Ref JuliaOpt/JuMP.jl#194 JuliaOpt/JuMP.jl#234