1.1.2

Add native targets (#23)

* update .gitignore with gradle template

* update to kotlin 1.6.21, bignum 0.3.4 and gradle 7.4.2

* use new memory model

* add native targets

requires pr: https://github.com/komputing/KHex/pull/14

* kotlin 1.8.21 update dependencies

* remove depreciated native targets, add linuxArm64

* fix depreciated warnings

* gradle 8.1.1