suppressed destroying editor structure when changing from GOP to non-GOP
because there are cases where it's still needed.  Still don't have a general
way to know when to create and destroy editors.
disable loading help files with the same name as the object itself (because
that can lead to confusion when PD loads an abstraction as its own help
file).
alsa to open with fewer channels than requested if interface can't provide
requested channels
Printout to Pd window if real-time priority failed (no printout if
it succeeded, although maybe it would be better to indicate that somehow)
remove debugging output from rev3~
help for wrap object
version number to 0.46-1
fix compile error (from fix_formatsecurity.patch from Iohannes/debian)
array define to allow size 1
"array define foo 1" now works
PD -verbose to print out priority level if "rt priority" was set
tweaked RT priority printout
added pd_getdspstate(0 to replace pd_dspstate global variable which
was moved into pd instance structure
Fixed pre-0.38 GOP compatibility bug (GOPs drawn with wrong size)
fix mistake in comments
Minor nit - tosymbol/fromsymbol were using the t_append
class instead of their own.
Fixed printf format/argument mismatch in expr~
(https://sourceforge.net/p/pure-data/bugs/1164/)
rename metro helpfile from metro.pd to metro-help.pd
tweak to error printout
close subwindow of text help window