Removed table reads from Index->get_min|max.
Simplified memory dependencies between objects.
Fixed undefined behaviour from overlapping memcpy.
Changed u_int* types to uint* for portability.
Fixed void pointer arithmetic portability problems.
Fixed intel C compiler issue.
Fixed portability issue on Sun C.
Updated tested platforms.
Corrected Solaris platform and large tests.
Initial work making all missing values = None
Fixed issues with fixed length strings.
Completed changes to index format. Tests passing.
Bumped version number + index metadata version.
Clarified insertion of missing values + tests.
Changed missing value string to NA.
Merge branch 'master' of github.com:wormtable/wormtable