work around for bug in stringstream
resolved merge conflicts from strinstream bug work-around
added error handling to model and weatherdatamodel
added first test version of rawDataView
Merge pull request #9 from tavaron/patrick

added first test version of rawDataView
Revert "added first test version of rawDataView"
Merge pull request #10 from tavaron/revert-9-patrick

Revert "added first test version of rawDataView"
merge conflicts solved