Graticules on a non-zero central meridian

[Kevin_Havener]

Need a global map centered over the Pacific Ocean

Steps to duplicate:
Open any global map that uses a GCS WGS-84 datum
Edit and modify the projection to use 180 as the central meridian
Add graticules
Result: Map is centered on 180 longitude, but graticules re-label 180 meridian as 0 and proceeds eastward wrapping around.
See image for desired result (done with python Cartopy module)
No amount of online searching reveals how one should go about this.

 Any assistance would be appreciated.