metrics: report: parallel: change title to 'deployment time'

The time we measure is the time to launch and delete the whole
deployment, not the 'pod'. Change the graph titles to be more
accurate.

Signed-off-by: Graham Whaley <graham.whaley@intel.com>

metrics/report/report_dockerfile/parallel.R

@@ -80,7 +80,7 @@ boot_line_plot <- ggplot( data=data, aes(npod, boot_time, colour=testname, group
 	geom_line( alpha=0.2) +
 	xlab("parallel pods") +
 	ylab("Boot time (s)") +
-	ggtitle("Pod boot time (detail)") +
+	ggtitle("Deployment boot time (detail)") +
 	#ylim(0, NA) + # For big machines, better to not 0-index
 	theme(axis.text.x=element_text(angle=90))
 
@@ -92,14 +92,14 @@ boot_line_plot <- ggplot( data=data, aes(npod, boot_time, colour=testname, group
 
 	# And get a zero Y index plot.
 	boot_line_plot_zero = boot_line_plot + ylim(0, NA) +
-		ggtitle("Pod boot time (0 index)")
+		ggtitle("Deployment boot time (0 index)")
 
 # Show how boot time changed
 delete_line_plot <- ggplot( data=data, aes(npod, delete_time, colour=testname, group=dataset)) +
 	geom_line(alpha=0.2) +
 	xlab("parallel pods") +
 	ylab("Delete time (s)") +
-	ggtitle("Pod deletion time (detail)") +
+	ggtitle("Deployment deletion time (detail)") +
 	#ylim(0, NA) + # For big machines, better to not 0-index
 	theme(axis.text.x=element_text(angle=90))
 
@@ -111,7 +111,7 @@ delete_line_plot <- ggplot( data=data, aes(npod, delete_time, colour=testname, g
 
 	# And get a 0 indexed Y axis plot
 	delete_line_plot_zero = delete_line_plot + ylim(0, NA) +
-		ggtitle("Pod deletion time (0 index)")
+		ggtitle("Deployment deletion time (0 index)")
 
 # See https://www.r-bloggers.com/ggplot2-easy-way-to-mix-multiple-graphs-on-the-same-page/ for
 # excellent examples