1.  Updated chromium_builder.sh to build i686 arch as well as x86_64 arch

2.  Added RPMs to speech_dispatcher/ for i686 from nuxro repo (dotconf.i686, speech-dispatcher.i686, speech-dispatcher-devel.i686

3.  Added flite.i686 and flite.x86_64 from EPEL to speech_dispatcher/ (requried to install other rpms in speech_dispatcher/)

4.  Added build.log to .gitignore