RC_T

We are releasing RC_T to FireCloud production on 2019-03-06.

This release includes the following Leo issues:
RC_T_2019-03-06

• #797: User cannot import ggplot using python 2 kernel
  • User facing: Fixes ggplot using python 2 kernel.
• #788: Implement fix for Apache CPU hogging
  • Performance bugfix leading to apache hogging CPU
• RStudio prep work
  • Not yet exposed through public API