Updated documentation for release 0.04
Updated Coding Style Guidelines in Mainpage.h.
Modified types/data_grid - moved _offset to protected.
Code Reviewed data_grid_bathy and data_grid_svp. Cleaned up unused class
members, incorrect member and local variable naming style.
This class no longer supports cached attenuation coefficients. Each call
to attenuation will now recalculate the coefficients. This was required
to support multi-threaded code.
Corrected Documention
Updates for Style compilance.
Style compilance update.
Update 1.7.2014 1056

Merged all changes from development 0.04 and reran tests. All tests complete and pass. With this completion of branch de_branch_pt, issues #43, #42, #36 are now resolved.