[OLD] LogicMachine firmware 2021.04

Code:
2020.07.27
  scripting editor:
  - add save action for CTRL+S
  - clear undo history on load so CTRL+Z does not clear the whole script
  - fix indentation error for "e", "n", "d" characters

2020.08.19
  visualization: fix layout issue on certain configurations with slider in RGBW widget

2020.08.24
  trends: add automatic trend log file creation if file is missing or corrupted
  visualization: fix pin code for string types

2020.08.28
  bacnet: add custom device name setting

2020.09.24
  modbus: add status object for slave devices

2020.09.25
  storage: add mosaic keys to ignore list
  localbus: add "nobuswrite" field to event table for to grp.update
  visualizaion: enable top bar work-around for iOS v11+ instead of only v11
  visualizaion: fix positioning for nested widgets
  visualizaion: small style fix for touch/mobile visualization

2020.09.30
  visualization: add option to hide home button in touch mode

2020.10.12
  modbus: add support for writing values with bitmask

2020.10.15
  lm: add password support to knxproj import

2020.10.23
  user access:
  - add enable/disable option
  - add per-app access control
  - cache acl instead of using db queries for each request
  - add optional object access list

2020.10.27
  user access: add per-room user access to mosaic

2020.10.29
  modbus: fix polling sequence for longer polling times
  lm: add dali test result data type
  trends: change heartbeat from 120 seconds to 1 week (604800 seconds)
  trends: fix yearly display for min/max/last
  schedulers: add missing doctype
  vis: set fixed size for navbar buttons

2020.11.02
  modbus: add TCP option to read test UI

2020.11.03
  user access: show apps/mosaic/advanced access

2020.11.11
  user access: add cloud login field

2020.11.12
  visualization: fix control scaling for webkit browsers
  vis.params: fix 4-bit params not saving due to duplicate window id

2020.11.26
  knx filtering (IP/per-user): allow double asterisk (1/*/*)
  bacnet client: move scandevice/scandevices functions to the bacnet library
  modbus: allow read_count/read_offset usage for coils as well as registers
  scripting editor: show current value when running an event script
  visualization: use correct decimal settings for graph element

2020.11.30
  bacnet: show correct device name in object list
  http: add "x-frame-options: sameorigin" header with an option to disable it
  trends: fix labels not showing in certain cases
  user access: add cloud user list to cached acl

2020.12.02
  knxproj import: use datatype from group connection if possible
  trends: show error message when trend load fails due to a missing trend file

2020.12.11
  trends: do not hide export button when a single trend is displayed
  modbus: cache and reuse persistent TCP connections based on IP:PORT pair

2020.12.18
  user access: log/block access attempts with unknown username
  objects: fix pagination display after reload when filtering is active
  apps: hide core apps from the list when user has no access to this module

2021.01.05
  scenes: fix scene.tagset() function

2021.01.06
  security: add "X-Content-Type-Option: nosniff" header to user uploads

2021.01.18
  knx/ip: fix secure mode timer and duplicate message tag after outdated frame has been received

2021.01.19
  modbus: ignore devices with polling time less than zero, try writing once in 60 seconds for devices marked as offline

2021.01.21
  security: disallow KNX/IP Tunneling connections from external IPs

2021.01.22
  system config: fix ntp client disable not being allowed with empty peer list
  modbus: fix writing address when read_offset is used
  modbus: fix write_address field missing in the database
  modbus: try reading only once for devices that are marked offline

2021.02.03
  modbus: fix mapping sorting by type/address

2021.02.04
  modbus: add NaN check for floating point values after conversion when value_nan is not set
  modbus: add missing value_default field

2021.02.22
  system config: add user accounts and passwords to backup/restore

2021.03.22
  schedulers: fix minor layout issues, fix race condition when one scheduler sets status for another

2021.03.23
  user access: allow "+" in local/cloud login

2021.03.25
  flashsys: do a full backup (not partial which can skip trends) before doing the fw upgrade
  visualization editor: show icon when the object value is empty, otherwise it's not possible to select/move this object

2021.03.29
  user access: hide removed apps from the access list

2021.04.08
  storage: memory usage optimizations for large requests