Implementing two new strain energy functions

EQUATIONS_SET_TRANSVERSE_ISOTROPIC_ACTIVE_SUBTYPE
for transversely isotropic, active materials
EQUATIONS_SET_TRANS_ISOTROPIC_ACTIVE_TRANSITION_SUBTYPE
for transversely isotropic, active materials with material transition
Merge branch 'master' of https://github.com/OpenCMISS/cm

Conflicts:
	src/equations_set_constants.f90
	src/finite_elasticity_routines.f90
	src/opencmiss.f90
Implementing one new strain energy function

EQUATIONS_SET_TRANSVERSE_ISOTROPIC_POLYNOMIAL_SUBTYPE
for transversely isotropic materials
Minor fixes according to the previous commits
Minor bugfix
minor bugfixes
Merge branch 'master' of https://github.com/cbleiler/cm
Merging cbleiler pull request #185
Merge pull request #188 from chrispbradley/master

Merging pull request #185