Use explicit eleveldb branch for 1.3pre2 testing
Roll version 1.3.0pre2
Roll riak version 1.3.0pre3
Merge branch '1.3-pre'
Add libstdc++ library to LD_PRELOAD path to find proper symbols

In testing we found a bug caused by loading and incompatible
C++ libary, this change forces the proper libstdc++ libary
to be used on older SmartOS machines.
Merge pull request #266 from basho/jem-stdc++-ld-path

Add libstdc++ library to LD_PRELOAD path to find proper symbols
Update lager_syslog version to 1.2.2