update links to KortexAPI2.6.0 and update doc (Kinovarobotics#177)

update readme files for the Kortex API 2.5.0 release (Kinovarobotics#134

)

Fix dead link + typo (Kinovarobotics#73)

* fix dead link and typo

add example for inverse and forward kinematics + fix typo (Kinovarobo…

…tics#67)

* add example for inverse and forward kinematics

* fix typo in protobuf example

Merge release 2.3 to master (Kinovarobotics#66)

* Update C++ part

* Update Python part

* Update documentation, add modbus

Push release 2.2.0 changes into master (Kinovarobotics#41)

* Update the auto generated doc for release 2.2

* Add other files for 2.2 release

* Update the links with the public Artifactory links for 2.2

Push the 2.1 release changes (Kinovarobotics#34)

* Add changes for Gen3 lite release 2.1

* Update download links for 2.1 API

* Add table for download links

Add current version to readme

New content for release 2.0.0

* Update main readme and linked_md

* Update C++ documentation

* Update Python documentation

* Updated the source code for the C++ examples

* Update other files in C++ examples

* Updated the source code for Python examples

* Updated other files in the Python examples

* Update download links in the documentation

* Updated more links

* Remove python script

Updated the documentation and examples for Kortex API v1.1.6