Upstream release 3.20.0

- d30f0bb windows: Remove assertion that fails when container creatio…

…n is slow (projectcalico#1094)

- 4123dc9 Automatic Pin Updates
- 2f78774 Automatic Pin Updates
- e41e448 Automatic Pin Updates

- 583737d Automatic Pin Updates

- 70755f8 windows: Remove assertion that fails when container creation is slow (projectcalico#1093)
- c461890 Automatic Pin Updates
- 570d75e Automatic Pin Updates

- a5eb022 windows: Remove assertion that fails when container creatio…

…n is slow (projectcalico#1095)

- e773bfe Automatic Pin Updates
- 5cffb88 Automatic Pin Updates
- 1728411 Automatic Pin Updates
- cc7303c Automatic Pin Updates

- 512b207 Simplify cni installation

- 00c6683 Automatic Pin Updates
- ae01ebb Automatic Pin Updates
- dde0f7b Refactor makefile for new cd / release flow
- 74611fa Retry calico client retrieval on failure in windows test
- fda4a09 Fix sem timeouts and priorities
- 629520b Replace lib/v3 package with projectcalico/api
- 9075d28 Fix sem timeouts and priorities again
- 16ae6e4 windows: Remove assertion that fails when container creation is slow
- bdf7dc3 Update api pins on pin update
- 1c39e3d Automatic Pin Updates
- 8f82cd0 Automatic Pin Updates
- 30c1bfe Update call to AutoAssign() to use IPAMAssignemts and output more details on errors
- a588110 Fix argument type
- 9d1b0d7 Fix logger.Infof() call to output IPAMAssignment struct
- 405b6c0 Address review comments
- 39402b8 Further address review comments
- df5a6e2 Print IP slices instead of whole structs in log msg
- 8f6195f Fix type
- 0f4919e Pin update
- 3dcf4cd windows: update EnsureVXLANTunnelAddr so we can call it from node (projectcalico#1104)
- 1119aaf Automatic Pin Updates
- 1d726a9 Automatic Pin Updates
- c66e50b Automatic Pin Updates
- f4e3e94 Automatic Pin Updates
- 5339e81 Update release targets
- 82f25fe Fix release target

Begin development on v3.21.0

- d2cb47f Update libcalico-go pin

Begin development on v3.20.0

- 38bcddb Set serviceaccount on new WEPs

- ce68ef5 Update libcalico-go pin