add .gitignore for example-clients

.gitignore

@@ -0,0 +1,30 @@
+.deps/
+.libs/
+Makefile
+Makefile.in
+capture_client.o
+impulse_grabber.o
+inprocess.la
+inprocess.lo
+intime.la
+intime.lo
+jack_impulse_grabber
+jack_latent_client
+jack_metro
+jack_midiseq
+jack_midisine
+jack_rec
+jack_server_control
+jack_showtime
+jack_simple_client
+jack_simple_session_client
+jack_transport_client
+latent_client.o
+metro.o
+midiseq.o
+midisine.o
+server_control.o
+showtime.o
+simple_client.o
+simple_session_client.o
+transport_client.o