update readme with feature request

Author: paulvangentcom

README.md

@@ -136,6 +136,7 @@ But this is not the whole story, as healthcare is staffed by healthcare workers.
 
 # TO-DO
 - [ ] refactor methods away into classes to make codebase less unwieldy
+- [ ] Make package + dependencies installable, add simple installation guide
 - [ ] Add CuPy compatibility mode to utilize CUDA (NVidia GPU) for computations
 - [ ] Add NumBa support to speed up simulations without GPU
 - [X] Plot S-I-R parameters
@@ -148,4 +149,4 @@ But this is not the whole story, as healthcare is staffed by healthcare workers.
 - [ ] Add plotting method that splits outcome according to age
 - [ ] Implement S-I-R modeling to compare to agent-based approach
 - [ ] Add scenario where the elderly are quarantined first when infections happen (u/ColCrabs & u/rataktaktaruken)
-
+- [ ] Speed up plotting