* Fixed the ant build for cpp98 so that the new SBE_HAS_CMATH #define could be included in the unit tests & such during the build.
* Simply do: "ant -Dcpp.has.cmath cpp", and the build should work.
Fixed misspelled variable name.
Merge pull request #149 from shonlove/fix-cpp-ant-build

The ant build doesn't support the new SBE_HAS_CMATH #define