1.8.0 (andrew-gresyk#33)

+ sprinkled noexcept everywhere
+ added support for pointer and reference contexts
+ added version info
^ updated .natvis
^ improved TaskListT<>

* fixed strict conformance issue in vs2019 (andrew-gresyk#31)

^ simplified type_list

* fixed ControlT const methods accessing context (andrew-gresyk#26)

* fixed clang 7.0+ build

Experimental (andrew-gresyk#21)

+ added payload versions of transition methods to root, control and plan
^ reworked transition history into previousTransitions(), currentTransitions(), requests()

Merge pull request andrew-gresyk#19 from andrew-gresyk/experimental

+ hid plan-related functionality under HFSM2_ENABLE_PLANS
+ added HFSM2_ENABLE_ALL as a shortcut to enable all features

Experimental (andrew-gresyk#18)

+ documented most methods and classes
^ hid logger code under HFSM_IF_LOG_INTERFACE
^ hid utility code under HFSM_ENABLE_UTILITY_THEORY
* fixed linking issues with feature configuration macros
~ renamed 'HFSM_*' macros to 'HFSM2_*'

* fixed multiple peer regions bug

+ added serialization support