I change this because Proxy Remove RPCError exception in some case and this create a complex exception handling

fix addtag and deltag usage

command addaccount
command delaccount

fix ctrl+d bug in cmd start (and others)

fix command history traceback

this is very usefull with alias!

fix somes exception issues

fix traceback when typing enter with history disable (method Printer().ask())
clean quit on server disconnect
prompt in color
add login in prompt
new cli exceptions class
proper handle auth failure

read from argline like stdin
fix bug on debuging

* printer and history merged
* printer now handle raw_input and getpass function
* clierror module to cccli.exception
* lot of reorganisation
* history saving of question is disable
* split tql spec and readme
* update tql spec and readme content