Add release notes for v0.0.5

docs/release-notes/v0.0.md

@@ -4,6 +4,30 @@ tocdepth: 2
 
 # v0.0
 
+## v0.0.5
+
+*Released August 13, 2023*
+
+### Changes
+
+- Added polyphase FIR decimator in `sdr.Decimator()`.
+- Added multirate FIR filter design in `sdr.multirate_taps()`.
+- Added polyphase decomposition in `sdr.polyphase_matrix()`.
+- Added linear to decibel conversion in `sdr.db()`.
+- Added decibel to linear conversion in `sdr.linear()`.
+- Added linear and zero-order hold polyphase FIR interpolators.
+- Added a `state` property to FIR filters.
+- Added a `flush()` method to FIR filters.
+- Added support for passing filter objects into filter plotting functions.
+- Added ability to center or offset a time-domain plot.
+- Improved the string representation of classes.
+- Renamed `sdr.plot.frequency_response()` to `sdr.plot.magnitude_response()`.
+- Removed superfluous methods like `FIR.filter()` and replaced with `FIR.__call__()`.
+
+### Contributors
+
+- Matt Hostetter ([@mhostetter](https://github.com/mhostetter))
+
 ## v0.0.4
 
 *Released August 6, 2023*