Documentation
- Add heat diagram to "Power tree diagrams" tutorial, set default font to Arial and default
component color to light gray
([`9792759`](https://github.com/geddy11/sysloss/commit/9792759d34086b866c42abf7410baa887dda6d95))
- Add PCB trace resistance to PCIe FPGA tutorial
([`8c505dc`](https://github.com/geddy11/sysloss/commit/8c505dc46ba5a6fc8ef41ac654365e92696949f4))
- Include highlights only in rtd changelog
([`7421be3`](https://github.com/geddy11/sysloss/commit/7421be3049833883fba5df5716a07382cad1c013))
Features
- Add heat diagram function, make_hdiag(), to diagram package
([`2e4a563`](https://github.com/geddy11/sysloss/commit/2e4a56365bf62481578d025e6ff3de0a4950849e))
- Add utils package with trace_REs() function
([`c1606ad`](https://github.com/geddy11/sysloss/commit/c1606ad7a9ef084aef7f8469a075f6a6a56c5ddd))
Refactoring
- Remove unused package
([`04d1e61`](https://github.com/geddy11/sysloss/commit/04d1e613e6569290cdf5e3494515e3f5dbce16a4))