talkatu/talkatu

Make it so that talkatu.h may only be included outside of the Talkatu build.

2020-11-19, Gary Kramlich
211357abb6e8
Make it so that talkatu.h may only be included outside of the Talkatu build.

Testing Done:
Compile only.

Reviewed at https://reviews.imfreedom.org/r/233/
# Building
Talkatu uses [meson](https://mesonbuild.com) as it's build system.
Meson requires you to build in a directory other than the source directory.
To compile you can use the following commands:
```
meson build
cd build
ninja install
```