Conclusion
Add PCB part in conclusion
Move further work to conclusion
Reword long sentence
Rename hardware subsection to physical design

Also make small sentence change
Further work: Pipelining.
Further work: Compiler.
Further work: Improve pipeline-thing.
Fixup further work
Fixup final typos
Merge pull request #132 from dmpro2014/further-work

Further work
Minor tweak
Merge pull request #122 from dmpro2014/conclusion

Conclusion