Merge pull request #41 from zolfagha/react_trans_GIA

React trans gia
using general template expression is better.
Merge pull request #42 from zolfagha/react_trans_GIA

got results of the first global newton iteration
Merge branch 'react_trans_GIA' of github.com:HaibingShao/ogs into react_trans_GIA
changing the name of _ReductCont to _user_dat.
Merge pull request #43 from zolfagha/react_trans_GIA

fixing vprime
do not need this in the final version.
resize the matrix will keep it clean.
Merge branch 'react_trans_GIA' of github.com:HaibingShao/ogs into react_trans_GIA
fix bc values for conc and xi loc