Convert to cmake

[wythe]

• [x] Convert meson build system to use cmake instead (#53)
• [x] Add version number to cmake build (#51)
• [x] Require flex/bison and build asn.1 programs on linux only (see tools/CMakeLists) (#51)
• [x] Verify build and test works on Visual Studio (#51)
• [x] Add Install ability to build (#53)
• [x] Make Travis use cmake instead of meson (#53)
• [x] Remove meson files (#68)
• [x] Install (#64)