Clarify documentations by removing old versions mention
Clarify documentations by removing old versions mention

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1722763 13f79535-47bb-0310-9956-ffa450edef68

Former-commit-id: 882989db4d3bc989d47029a2c448af1e7d2db852
ham1/jmeter,benbenw/jmeter,apache/jmeter,benbenw/jmeter,apache/jmeter,benbenw/jmeter,etnetera/jmeter,etnetera/jmeter,etnetera/jmeter,apache/jmeter,etnetera/jmeter,apache/jmeter,ham1/jmeter,apache/jmeter,etnetera/jmeter,ham1/jmeter,ham1/jmeter,ham1/jmeter,benbenw/jmeter