Fixed usage information newlines

Makefile

@@ -47,9 +47,9 @@ all: clean-vect
 	@echo NOTE: you may have to manually edit Makefile to optimize for your CPU \(especially if you compile on ARM, please edit PARAMS_NEON\).
 	@echo Auto-detected optimization parameters: $(PARAMS_SIMD)
 	@echo
-	c99 $(PARAMS_LOOPVECT) $(PARAMS_SIMD) $(LIBSOURCES) $(PARAMS_LIBS) $(PARAMS_MISC) -fpic -shared -o libcsdr.so
+	gcc -std=c99 $(PARAMS_LOOPVECT) $(PARAMS_SIMD) $(LIBSOURCES) $(PARAMS_LIBS) $(PARAMS_MISC) -fpic -shared -o libcsdr.so
 	-./parsevect dumpvect*.vect
-	c99 $(PARAMS_LOOPVECT) $(PARAMS_SIMD) csdr.c $(PARAMS_LIBS) -L. -lcsdr $(PARAMS_MISC) -o csdr
+	gcc -std=c99 $(PARAMS_LOOPVECT) $(PARAMS_SIMD) csdr.c $(PARAMS_LIBS) -L. -lcsdr $(PARAMS_MISC) -o csdr
 arm-cross: clean-vect
 	#note: this doesn't work since having added FFTW
 	arm-linux-gnueabihf-gcc -std=c99 -O3 -fshort-double -ffast-math -dumpbase dumpvect-arm -fdump-tree-vect-details -mfloat-abi=softfp -march=armv7-a -mtune=cortex-a9 -mfpu=neon -mvectorize-with-neon-quad -Wno-unused-result -Wformat=0 $(SOURCES) -lm -o ./csdr

csdr.c

@@ -77,15 +77,15 @@ char usage[]=
 "    fmdemod_atan_cf\n"
 "    fmdemod_quadri_cf\n"
 "    fmdemod_quadri_novect_cf\n"
-"    deemphasis_wfm_ff <sample_rate> <tau>"
+"    deemphasis_wfm_ff <sample_rate> <tau>\n"
-"    deemphasis_nfm_ff <one_of_the_predefined_sample_rates>"
+"    deemphasis_nfm_ff <one_of_the_predefined_sample_rates>\n"
 "    amdemod_cf\n"
 "    amdemod_estimator_cf\n"
 "    fir_decimate_cc <decimation_factor> [transition_bw [window]]\n"
 "    firdes_lowpass_f <cutoff_rate> <length> [window [--octave]]\n"
 "    firdes_bandpass_c <low_cut> <high_cut> <length> [window [--octave]]\n"
 "    agc_ff [hang_time [reference [attack_rate [decay_rate [max_gain [attack_wait [filter_alpha]]]]]]]\n"
-"    fastagc_ff [block_size [reference]]"
+"    fastagc_ff [block_size [reference]]\n"
 "    rational_resampler_ff <interpolation> <decimation> [transition_bw [window]]\n"
 "    fractional_decimator_ff <decimation_rate> [transition_bw [window]]\n"
 "    fft_cc <fft_size> <out_of_every_n_samples> [window [--octave] [--benchmark]]\n"