BUG: Template solver fix + uncrustify

See merge request iMSTK/iMSTK!467

Physics update refactor

See merge request iMSTK/iMSTK!458

# Conflicts:
#   Examples/DeformableBody/DeformableBodyExample.cpp
#   Source/DynamicalModels/ObjectModels/imstkFEMDeformableBodyModel.h

BUG: Fix compilation errors with VS 2015

See merge request iMSTK/iMSTK!465

BUG: turned off gravity when creating internal force model to avoid doubling...

See merge request iMSTK/iMSTK!461

BUG: turned off gravity when creating internal force model to avoid doubling gravity; changed indices of fixed nodes to 0-based; changed default material property

REFAC: template solvers

See merge request iMSTK/iMSTK!455

Refactoring imstk libs: splitting and separation of roles

See merge request iMSTK/iMSTK!457

Clean up inter-library dependencies (some are already propogated through immediate dependencies)

BUG: fixed a bug in NewtonSolver that limits num of iterations to 1; added test case for NewtonSolver; renamed file imstkNonlinearSystem to be consistent;

BUG: Fix compilation error in oneToOneMap

See merge request iMSTK/iMSTK!454

Move the impl to avoid compilation errors
occuring due to recent use of forward declerations

COMP: Remove compilation errors when using the latest VTK (master)

See merge request iMSTK/iMSTK!453

REFAC: upgrade to vega-4.0

See merge request iMSTK/iMSTK!452

COMP: Fix compilation errors on gcc

See merge request iMSTK/iMSTK!451

REFAC: Use forward declerations where possible

See merge request iMSTK/iMSTK!448

# Conflicts:
#	Source/Common/Utils/imstkTimer.h
#	Source/Common/imstkModule.h
#	Source/DynamicalModels/ObjectModels/PbdConstraints/imstkPbdFETetConstraint.cpp
#	Source/Scene/SceneElements/Objects/imstkVisualModel.cpp
#	Source/Scene/SceneElements/Objects/imstkVisualModel.h
#	Source/SimulationManager/imstkViewer.h