auto: increment master version to 17.0.42

feat(web): implements shell scripting for CI release-build configurations 📜

feat(common): TS-based sourcemap remapping tool 📜

chore(web): updates build product references, extracts CI test-build scripts 📜

change(web): conversion to standard filesystem layout:  tools -> src/tools 📜

change(web): conversion to standard filesystem layout:  testing -> src/test/manual, unit_tests -> src/test/auto 📜

change(web): conversion to standard filesystem layout:  source -> src, intermediate + release -> build 📜

chore(web): main web build & test script rework to our common script format + nomenclature 📜

auto: increment master version to 17.0.41

refactor(android/engine): Refactor KMSystemKeyboardWebViewClient 🛋

refactor(android/engine): Split KMInAppKeyboardWebViewClient to new class 🛋

refactor(android): Change com.tavultesoft.kmea package to com.keyman.engine 🛋

chore(common): Merge end of beta from Sprint A17S5 

chore: add new developer build trigger

chore: add 16.0-stable trigger definitions

chore(developer): kmcmpdll debug src path

auto: increment master version to 17.0.40

auto: increment beta version to 16.0.137

Adds the src build path in for kmcmpdll.dll for debugging purposes, when
running from any subdirectory of the KEYMAN_ROOT path.

chore(common): Add crowdin strings for Czech 🍒

chore(common): Add crowdin for Swedish

chore(common): Check in crowdin for Ukrainian

chore(common): Check in crowdin for Russian