message: Update README.md
  fix an incomplete sentence.
diff: @@ -45,7 +45,7 @@ Here are the core requirements that a platform needs to run the framework:
  - Global variable initialization. We do use a pattern of relying on global
  variables being set before `main()` is run in some places, so you'll need to
  - make sure your compiler toolchain
  + make sure your compiler toolchain supports this.
  And that's it! You may be wondering about some other common requirements that
  are needed by a lot of non-embedded software, so here's a brief list of things
  