Quick fixes from Bazel-ification

[m3rcuriel]

Found a few really quick things -- system includes for including things that are from the project as well as some catch-by-value.

[jpanikulam]

Hey Lee, nice changes

Please comment something to the effect of "I hereby assign copyright in this code to the project, to be licensed under the same terms as the rest of the code."

[m3rcuriel]

I hereby assign copyright in this code to the project, to be licensed under the same terms as the rest of the code.

Also I'll put it there to but the above applies to any of my work on my bazel fork (including what @sentree has based his work on).