OAK-1702 - Create a benchmark for Full text search

sysout only when doReport is true

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1587004 13f79535-47bb-0310-9956-ffa450edef68
OAK-1702 - Create a benchmark for Full text search

-- Use LD character class instead of isLetterOrDigit
-- Reset the counter and random in suite so as to have consistent sample set for each run

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1587005 13f79535-47bb-0310-9956-ffa450edef68