Fixing new lines

Author: talbring

_tutorials/index.md

@@ -67,13 +67,13 @@ Simulation of internal, laminar, incompressible flow in a differentially-heated
 Simulation of a coupled CHT problem incorporating multiple physical zones.
 
 #### Structural Mechanics
-* [Linear Elasticity](/tutorials/Linear_Elasticity/)
+* [Linear Elasticity](/tutorials/Linear_Elasticity/)  
 Simulation of an elasticity problem with small deformations
-* [Linear Dynamics](/tutorials/Linear_Dynamics/)
+* [Linear Dynamics](/tutorials/Linear_Dynamics/)  
 Simulation of a dynamic structural problem with small deformations
-* [Non-linear Elasticity](/tutorials/Nonlinear-Elasticity/)
+* [Non-linear Elasticity](/tutorials/Nonlinear-Elasticity/)  
 Simulation of a non-linear structural problem with large deformations
-* [Multiple Materials](/tutorials/Multiple_Material/)
+* [Multiple Materials](/tutorials/Multiple_Material/)  
 Simulation of a non-linear problem with multiple material definitions
 
 #### Multiphysics