next release candidate 1.1.0

[bw-hro]

• include version into lib itself
• add update-version.py to set version in all required files
• let cmake read version from vcpkg.json
• let cmake generate version.hpp
• make @context configurable
• make event and action storage configurable (size, write protection) fixes Add config options to limit number of stored events and actions #2
• improve handling of html for gui-thing example
• add default request aborted handler