Bug fixed
Merge branch 'devel' of github.com:SheffieldML/GPy into devel
Merge branch 'devel' of github.com:SheffieldML/GPy into devel
Merge branch 'devel' of github.com:SheffieldML/GPy into devel
coregionalized 2D plotting fixed
Merge branch 'devel' of github.com:SheffieldML/GPy into devel