fix hard code server ip in opentsdb test program.

[TD-1042]

Now able to create a service-side core dump problem

Feature/td 1033: taosd to report install/usage info

Update Model-ch.md

minor changes

add more trace for tqueue

Update architecture-ch.md

Update Model-ch.md

Update insert-ch.md

delete some blank spaces

update

minor changes

add more description for emq insert.

TD-1038

change format

change format

Removed extra " in hashTest includes