Support latest version of GCC:The following commits were cherry-picked into the `releases/2018.04` branch after the `v2018.04` tag:
- Support latest version of GCC:
- {rMITKac93ed9b}
- Fix `CMakeExternals/Boost.cmake` - Variable name clash when PCRE is also built and built before Boost:
- {rMITK01c3e12a}
- {rMITK39266f1c}