Prepare for 1.5.6 release, RC1.
Prepare for 1.5.6 release, RC1.

git-svn-id: a9e5eacba16452d0fcd0a5d1bbcdf7865b31660f@1086474 13f79535-47bb-0310-9956-ffa450edef68

mohanaraosv/commons-pool,mohanaraosv/commons-pool,mohanaraosv/commons-pool