HBASE-25694, Improve the shell's 'status replication' command output

[xicm]

I just updated the command output, for bandwidth usage, rpcs/sec, bytes/sec, cells/sec, I tried, it's not easy.

[Apache-HBase]

🎊 +1 overall

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+1 💚	mvninstall	2m 21s	master passed
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+1 💚	mvninstall	2m 7s	the patch passed
-0 ⚠️	rubocop	0m 6s	The patch generated 14 new + 538 unchanged - 16 fixed = 552 total (was 554)
+1 💚	whitespace	0m 0s	The patch has no whitespace issues.
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+1 💚	asflicense	0m 11s	The patch does not generate ASF License warnings.
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Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/artifact/yetus-general-check/output/Dockerfile
GITHUB PR	#4272
Optional Tests	dupname asflicense javac rubocop
uname	Linux d3f07320ca04 5.4.0-96-generic #109-Ubuntu SMP Wed Jan 12 16:49:16 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux
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git revision	master / ab4351a
Default Java	AdoptOpenJDK-1.8.0_282-b08
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modules	C: hbase-shell U: hbase-shell
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[Apache-HBase]

🎊 +1 overall

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+1 💚	mvninstall	2m 34s	master passed
+1 💚	javadoc	0m 9s	master passed
		_ Patch Compile Tests _
+1 💚	mvninstall	2m 22s	the patch passed
+1 💚	javadoc	0m 8s	the patch passed
		_ Other Tests _
+1 💚	unit	7m 51s	hbase-shell in the patch passed.
		14m 38s

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Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/artifact/yetus-jdk11-hadoop3-check/output/Dockerfile
GITHUB PR	#4272
Optional Tests	javac javadoc unit
uname	Linux 35d44b7500bd 5.4.0-1025-aws #25~18.04.1-Ubuntu SMP Fri Sep 11 12:03:04 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
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Console output	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/console
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[Apache-HBase]

🎊 +1 overall

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-0 ⚠️	yetus	0m 3s	Unprocessed flag(s): --brief-report-file --spotbugs-strict-precheck --whitespace-eol-ignore-list --whitespace-tabs-ignore-list --quick-hadoopcheck
		_ Prechecks _
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+1 💚	mvninstall	3m 28s	master passed
+1 💚	javadoc	0m 18s	master passed
		_ Patch Compile Tests _
+1 💚	mvninstall	3m 18s	the patch passed
+1 💚	javadoc	0m 10s	the patch passed
		_ Other Tests _
+1 💚	unit	7m 21s	hbase-shell in the patch passed.
		16m 37s

Subsystem	Report/Notes
Docker	ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/artifact/yetus-jdk8-hadoop3-check/output/Dockerfile
GITHUB PR	#4272
Optional Tests	javac javadoc unit
uname	Linux b444a01e3d70 5.4.0-90-generic #101-Ubuntu SMP Fri Oct 15 20:00:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
Build tool	maven
Personality	dev-support/hbase-personality.sh
git revision	master / ab4351a
Default Java	AdoptOpenJDK-1.8.0_282-b08
Test Results	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/testReport/
Max. process+thread count	1372 (vs. ulimit of 30000)
modules	C: hbase-shell U: hbase-shell
Console output	https://ci-hbase.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-4272/1/console
versions	git=2.17.1 maven=3.6.3
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[xicm]

The new output is as follows

version 3.0.0-alpha-3-SNAPSHOT
1 live servers
    localhost:
        SOURCE:
            PeerID=1,
            Queue(Normal)=1,
            AgeOfLastShippedOp=615,
            TimeStampOfLastShippedOp=1648090555054,
            SizeOfLogQueue=1,
            EditsReadFromLogQueue=84,
            OpsShippedToTarget=84,
            TimeStampOfNextToReplicate=1648090555054,
            ReplicationLag=0

            PeerID=2,
            Queue(Normal)=2,
            IsRunning=false, No Reader/Shipper threads runnning yet.
        SINK:
            TimeStampStarted=1648090382023,
            Waiting for OPs...