Fix rtaudio-config (test uses = for string comparison, not ==), and install it.
-rw-r--r-- 1810 Makefile.in
-rw-r--r-- 305728 RtAudio.cpp
-rw-r--r-- 42965 RtAudio.h
-rw-r--r-- 2136 RtError.h
drwxr-xr-x - config
-rw-r--r-- 6199 configure.ac
drwxr-xr-x - contrib
drwxr-xr-x - doc
drwxr-xr-x - include
-rw-r--r-- 2035 install
-rw-r--r-- 349 librtaudio.pc.in
-rw-r--r-- 3532 readme
-rw-r--r-- 379 rtaudio-config.in
drwxr-xr-x - tests