Automatically fix return delay time.

The USB2AX sync_read function does not play nicely if you have
a long delay time configured on the dynamixel. Unfortunately,
the default setting is too long. We now have an option that
will automatically fix this when you call initialize
Escape underscores in README.md
Remove old line
Print error count as you go
Add a documentation source directory
A little bit of documentation
Some more documentation
Automatically fix return delay times on startup