Fix data race

v3.2

fix data race (#25)

Explicit operator bool

v3.1

Update README.md (#24)

Rename and modernize project

add documentation (#22)

* add documentation

v2.1 (#17)

* v2.1

* add event reference

* update only on real changes

v2.0.3: check for removed observer (#13)

* check for removed observer

* update Readme

v2.0.2: Data handling (#11)

* move data into shared_ptr

* v2.0.2

* remove default constructor

* fix move constructor

* reset when observing new event

v2.0.1: use lock result instead of checking expired (#10)

* use lock result instead of checking expired

* v2.0.1

* fix intellisense mistake

v2.0: Merge pull request #6 from TheLartians/refactor

refactor event and observable value

v1.0

Merge pull request #4 from TheLartians/v1.0

update cmake

v0.1: Merge pull request #1 from TheLartians/TheLartians-patch-1

Update README.md