Merge branch 'parallel-synapse-generation' into 'main'

parallelize synapse generation using OpenMP

See merge request then-try-this/samplebrain!6

README.md

@@ -47,7 +47,7 @@ written to run on a couple of computers!) you will have to bear with
 us as we gradually stabilise things based on your feedback. There
 might currently be problems running it on 64bit Windows.
     
-* **Windows**: [samplebrain_0.18.2_win.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18.2_win.zip)
+* **Windows**: [samplebrain_0.18.1_win.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18.1_win.zip)
 * **Mac (intel/m1)**: [samplebrain_0.18.1_macintel.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18.1_macintel.app.zip)
 
 Thank you to [Nik Gaffney](http://fo.am) for help with the Apple builds
@@ -69,8 +69,7 @@ If you'd like the right font, optionally:
 
 # Old/broken/spurious binaries
     
-* **Windows**: [samplebrain_0.18.1_win.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18.1_win.zip)
-* **Windows**: [samplebrain_0.18_win.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18_win.zip)
+* **Windows* *: [samplebrain_0.18_win.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18_win.zip)
 * **Mac (intel)**: [samplebrain_0.18_macintel.zip](https://static.thentrythis.org/samplebrain/samplebrain_0.18_macintel.zip)
 * **Mac (m1)**: [samplebrain_0.18_m1_v2.dmg](https://static.thentrythis.org/samplebrain/samplebrain_0.18_m1_v2.dmg)