2020 November 28 Breaking Changes Update (#11053)

* Branch point for 2020 November 28 Breaking Change                                                

* Remove matrix_col_t to allow MATRIX_ROWS > 32 (#10183)                                           

* Add support for soft serial to ATmega32U2 (#10204)                                               

* Change MIDI velocity implementation to allow direct control of velocity value (#9940)            

* Add ability to build a subset of all keyboards based on platform.                                

* Actually use eeprom_driver_init().                                                               

* Make bootloader_jump weak for ChibiOS. (#10417)                                                  

* Joystick 16-bit support (#10439)                                                                 

* Per-encoder resolutions (#10259)                                                                 

* Share button state from mousekey to pointing_device (#10179)                                     

* Add hotfix for chibios keyboards not wake (#10088)                                               

* Add advanced/efficient RGB Matrix Indicators (#8564)                                             

* Naming change.                                                                                   

* Support for STM32 GPIOF,G,H,I,J,K (#10206)                                                       

* Add milc as a dependency and remove the installed milc (#10563)                                  

* ChibiOS upgrade: early init conversions (#10214)                                                 

* ChibiOS upgrade: configuration file migrator (#9952)                                             

* Haptic and solenoid cleanup (#9700)                                                              

* XD75 cleanup (#10524)                                                                            

* OLED display update interval support (#10388)                                                    

* Add definition based on currently-selected serial driver. (#10716)                               

* New feature: Retro Tapping per key (#10622)                                                      

* Allow for modification of output RGB values when using rgblight/rgb_matrix. (#10638)             

* Add housekeeping task callbacks so that keyboards/keymaps are capable of executing code for each main loop iteration. (#10530)

* Rescale both ChibiOS and AVR backlighting.                                                       

* Reduce Helix keyboard build variation (#8669)                                                    

* Minor change to behavior allowing display updates to continue between task ticks (#10750)        

* Some GPIO manipulations in matrix.c change to atomic. (#10491)                                   

* qmk cformat (#10767)                                                                             

* [Keyboard] Update the Speedo firmware for v3.0 (#10657)                                          

* Maartenwut/Maarten namechange to evyd13/Evy (#10274)                                             

* [quantum] combine repeated lines of code (#10837)                                                

* Add step sequencer feature (#9703)                                                               

* aeboards/ext65 refactor (#10820)                                                                 

* Refactor xelus/dawn60 for Rev2 later (#10584)                                                    

* add DEBUG_MATRIX_SCAN_RATE_ENABLE to common_features.mk (#10824)                                 

* [Core] Added `add_oneshot_mods` & `del_oneshot_mods` (#10549)                                    

* update chibios os usb for the otg driver (#8893)                                                 

* Remove HD44780 References, Part 4 (#10735)                                                       

* [Keyboard] Add Valor FRL TKL (+refactor) (#10512)                                                

* Fix cursor position bug in oled_write_raw functions (#10800)                                     

* Fixup version.h writing when using SKIP_VERSION=yes (#10972)                                     

* Allow for certain code in the codebase assuming length of string. (#10974)                       

* Add AT90USB support for serial.c (#10706)                                                        

* Auto shift: support repeats and early registration (#9826)                                       

* Rename ledmatrix.h to match .c file (#7949)                                                      

* Split RGB_MATRIX_ENABLE into _ENABLE and _DRIVER (#10231)                                        

* Split LED_MATRIX_ENABLE into _ENABLE and _DRIVER (#10840)                                        

* Merge point for 2020 Nov 28 Breaking Change                                                      

1 files changed, 8 insertions, 22 deletions

diff --git a/docs/breaking_changes.md b/docs/breaking_changes.md
index abace81648..3ee14f2bfc 100644
--- a/docs/breaking_changes.md
+++ b/docs/breaking_changes.md
@@ -6,6 +6,7 @@ The breaking change period is when we will merge PR's that change QMK in dangero
 
 ## What has been included in past Breaking Changes?
 
+* [2020 Nov 28](ChangeLog/20201128.md)
 * [2020 Aug 29](ChangeLog/20200829.md)
 * [2020 May 30](ChangeLog/20200530.md)
 * [2020 Feb 29](ChangeLog/20200229.md)
@@ -13,16 +14,16 @@ The breaking change period is when we will merge PR's that change QMK in dangero
 
 ## When is the next Breaking Change?
 
-The next Breaking Change is scheduled for November 28, 2020.
+The next Breaking Change is scheduled for February 27, 2021.
 
 ### Important Dates
 
-* [x] 2020 Aug 29 - `develop` is created. It will be rebased weekly.
-* [ ] 2020 Oct 31 - `develop` closed to new PR's.
-* [ ] 2020 Oct 31 - Call for testers.
-* [ ] 2020 Nov 26 - `master` is locked, no PR's merged.
-* [ ] 2020 Nov 28 - Merge `develop` to `master`.
-* [ ] 2020 Nov 28 - `master` is unlocked. PR's can be merged again.
+* [x] 2020 Nov 28 - `develop` is created. Each push to `master` is subsequently merged to `develop`
+* [ ] 2021 Jan 30 - `develop` closed to new PR's.
+* [ ] 2021 Jan 30 - Call for testers.
+* [ ] 2021 Feb 25 - `master` is locked, no PR's merged.
+* [ ] 2021 Feb 27 - Merge `develop` to `master`.
+* [ ] 2021 Feb 27 - `master` is unlocked. PR's can be merged again.
 
 ## What changes will be included?
 
@@ -39,21 +40,6 @@ Criteria for acceptance:
 
 This section documents various processes we use when running the Breaking Changes process.
 
-## Rebase `develop` from `master`
-
-This is run every Friday while `develop` is open.
-
-Process:
-
-```
-cd qmk_firmware
-git checkout master
-git pull --ff-only
-git checkout develop
-git rebase master
-git push --force
-```
-
 ## Creating the `develop` branch
 
 This happens immediately after the previous `develop` branch is merged.