Merge 0.3.0 to main (#90)

* Add ROS# link (#55)

* Add ROS# link

* Fixing message name that should not take a capital first letter automatically (#47)

* Fixing message name that should not take a capital first letter automatically
* Adding warning when a message file name starts with a lowercase character

* AIRO-331 Code Cleanup and Testing Framework (#57)

* Moving package files into package subdirectory

* Adding tests and fixing Yamato config.

* Adding missing using statement to MessageParser

* RosMessageGeneration namespace change (#61)

* Amanda/read chunks (#62)

* Read message in chunks min

* Removing unpredictable DataAvailable check

* Configurable byte chun
k size

* Prevent infinite hang on reading message contents

* Wait for frame on data read retry

* PR Feedback

* Adding prebuilt ObjectRecognition and Octomap messages (#64)

* M prefix for all messages (#66)

* Topic list service (#72)

* Adding install instructions to README

Partially addressing issue #71 wherein a user couldn't find up-to-date instructions for installing the connector into a new project.

* Updating Contribution Content (#77)

* Contributing content commit

* Link fix

* PR feedback

* Adding PR template (#81)

* One persistent connection for all messages sent to Unity

* Read multiple messages from each connection

* Compiles

* First thing sent on each new connection is the timeout

* Comments!

* Stop the connection on leaving play mode

* Add a "timeout on idle" config setting so Endpoint doesn't have to send it

* IP address check for Unity IP address and ROS IP address  (#80)

* Add Ip address check

* Adding condition for alphaumeric IP address

https://man7.org/linux/man-pages/man5/hosts.5.html



* Resolve conflicts

Resolve the conflicts to merge dev to main

* Update package.json (#87)

* Update version number in readme, and clean up some weird instructions (#89)

Co-authored-by: mpinol <mpinol@users.noreply.github.com>
Co-authored-by: flonou <florian.nouviale@inria.fr>
Co-authored-by: Devin Miller (Unity) <mrpropellers@users.noreply.github.com>
Co-authored-by: Amanda <31416491+at669@users.noreply.github.com>
Co-authored-by: vidurvij-Unity <60901103+vidurvij-Unity@users.noreply.github.com>
Co-authored-by: peifeng-unity <56408141+peifeng-unity@users.noreply.github.com>