FieldML version 0.5

Updated version strings to 0.4.1

Re-fixed: fieldml_test now *correctly* checks for a filename argument.

Added support for biquadratic 2d simplex, trilinear 3d simplex, triqu…

…adratic 3d simplex interpolation.

Renamed AbstractEvaluator to ArgumentEvaluator.
Renamed Variable/Variables tags and API calls to Argument/Arguments.
Renamed parameters.*d.* to parameters.*d.unit.*
Updated version to 0.4 RC2

Changed version to 0.4_RC1

Added missing typechecks for data object parameters.

Removed data reader and writer singleton lists.
Updated internal version numbers to 0.4 alpha.

Added the ability to specify ensemble ordering for semidense data. Se…

…e tracker item 2875.

Updated version string to 0.3.2_alpha.

Changed references to ReferenceEvaluator 'remote' to 'source'.
Updated fieldml_api.h
Commented out certain element sequence API, as it is not yet functional.

Updated version numbers in fieldml_api.h.

Removed obsoleted markup and connectivity features.

Added FieldML_0.3.xsd