merge from alpha test (#5)

* Add log parser

* Add contributing

* Fix link

* Fix typo

* Mod triangulation

* Add image pair generation

* Mod unit test code

* pre commit check

* Add CN doc

* Pass pre-commit check

* Format code

* Format code

* Remove unused modules

* Add install requirements step

* Fxi typo

* Mod default matcher

* Change to github repo

* Add video demo

* Mod demo video

* Fix format issue

* Add lint config

* Fix lint config

* Add build

* Add banner

* Del building banner

* Del building banner

* Add major features

* Fix ut

* Del coverage test