Mention eclipse.readme
Mention eclipse.readme

git-svn-id: https://svn.apache.org/repos/asf/jmeter/trunk@1662837 13f79535-47bb-0310-9956-ffa450edef68

Former-commit-id: a95409ce9ffbad6e8f38707bcbb6850d794cc026
etnetera/jmeter,apache/jmeter,benbenw/jmeter,etnetera/jmeter,etnetera/jmeter,apache/jmeter,ham1/jmeter,ham1/jmeter,benbenw/jmeter,ham1/jmeter,benbenw/jmeter,apache/jmeter,ham1/jmeter,etnetera/jmeter,ham1/jmeter,etnetera/jmeter,benbenw/jmeter,apache/jmeter,apache/jmeter