Fixed the bug for incorrectly assign variable type for initial condition layer variable.
Change the logic to determin the usage type of ROOT_DIST() function
Fix a potential issue which cause TRANSPOSE function could not FILL correct result the random missing value in the array structure.
Update the version of agmip-common-function to include the PT calculation class
Add PTCALC function
Merge pull request #30 from MengZhang/develop

Develop pull request from Meng