* terminal: avoid softlock when comparing signed with unsigned

* move offset increment to condition

* adjust settings and crash handler available space

* key

* offset embedis writer and reader too

* rollback settings change

- update every dynamicjsonbuffer with fixed size constructor argument
- change to ws callback registration to use a class builder (just cosmetic)
- test multiple ws data callbacks for each module
- remove some of the static strings in favour of ws data callback
- improve sensor ws callback data size, remove duplicated strings
- use static buffer in wsDebugSend
- postpone wsSend until loop, implement wsPost to allow other modules to queue message callbacks. remove Ticker based ws callbacks for data
- update WebUI files

* Update crash handler

- limit recorder stack size by 128 bytes
- offset settings a bit more
- add possibility to disable crash crash recoder completely

* nicer setting names, comment layout change

This reverts commit 49973d14ca.

This reverts commit 8da3f54e91.