added scripts/Rfcn.R, which is an generic function for running R functions at the command line. Mostly intended for running functions on the remote machine
sketched out convert.input function
added convert.input to description and namespace for utils
Merge branch 'master' of https://github.com/PecanProject/pecan
Merge pull request #102 from mdietze/master

Initial code for a convert.input function to wrap met conversions