moved biocro test data / settings to extdata folder
created dependency on BioCro version 0.05 (can be checked out using devtools::install_github("BioCro", "dlebauer"))
Merge branch 'master' of github.com:PecanProject/pecan
Merge branch 'master' of github.com:PecanProject/pecan
fixes redmine #1585, updated documentation and added tests