added badges to readme file for travis and appveyor
added travis and appveyor files
fix the argument mismatch on these print methods
you don't need to document print methods, just export them, unless they have special arguments
don't need return()
pass on ... to the print method
render the roxygen info; deleted the two print methods Rd files
convert the pollen CSV and RData files to UTF8 to stop R warning about this in R CMD check; still NOTEs us about utf8 though...
Merge pull request #128 from gavinsimpson/fix-non-ascii

Fix non ascii characters, partially
Merge pull request #114 from ropensci/ci

Added travis and appveyor files and badges to readme