Updated files to reflect minimum versions of autoconf/automake/libtool
Partially reverted recent change for version autoconf/libtool

Recent changes did not work properly with the minimum required versions
of autoconf and libtool
Added unix build directories to ignore list
Removed ChangeLog as it is generated
Added support for Mac OS X 10.9
Merge fixes
Updated NEWS
Updated iODBC package version to 3.52.9 for final release
Updated Debian build files
Merge branch 'release/3.52.9' into develop