HumanWare driver fix - ignore the "communication channel not available" indicator when connecting. (ml)


git-svn-id: svn://mielke.cc/main/brltty@7874 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Add the -excludegeneric option to updusbdevs. (pl)


git-svn-id: svn://mielke.cc/main/brltty@7875 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Rename updusbdevs's -excludeGeneric option to -nogeneric. (dm)


git-svn-id: svn://mielke.cc/main/brltty@7876 91a5dbb7-01b9-0310-9b5f-b28072856b6e
Move the regular calling of api_flush() into api_control (from brl_input). (dm)


git-svn-id: svn://mielke.cc/main/brltty@7877 91a5dbb7-01b9-0310-9b5f-b28072856b6e