- Change version to 1.5.25 in SConstruct.py

- Add MacOSX-dependent compile options in Hall C LinkDef
- changed prompt to indicate version of Interface
Debugging statements ...
Updates to Hall C shower and interface codes for scaler debugging
purposes.
Updates for site-wide scons build (rather than local version).
Changes to remove dependence on locally packaged SCons
Add THcFormula.cxx to src/SConscript.py
Comment out #pragma statements for various Hall A globals