message array reset

add reset macros for message definitions
remove MSG_TYPE_SKIP_ENTRIES lines from message setup macros
add generate variables to command struct
moved status variables to command struct
removed buf struct from gen command struct
Merge branch 'feature/msggen2' of github.com:synapticon/rosc into feature/msggen2
Merge Laptop/Company Desktop
Merge branch 'feature/msggen2' into dev