Merge pull request #35 from imubit/remove-excel-results-limitation

results should be unlimited when loading from excel list

should used default value for connection configuration list

Merge pull request #34 from imubit/fix-date-selection-widget

fix date selection widget

Merge pull request #31 from imubit/fix-excel-message-box

Don't show excel error message box when all explicit tags found

Merge pull request #30 from imubit/ip21-tunup

Ip21 tunup

Update documentation

fix event called multiple times

Merge pull request #25 from imubit/raw-data-option-by-default

add warning tooltip for changing data frequency combo

Merge pull request #22 from imubit/fix-remembering-previous-zip-file

fix: zip file not properly closed

Merge pull request #21 from imubit/delete-connection-not-working

connections management touchup