Fixed shift edit/delete URLs in new layout
Merge pull request #156 from robofish/editUrlFix

Fixed shift edit/delete URLs in new layout
Fixed shift duration calculation

Fixes issue #136
Fixed field assignments in shift entry creation form
Merge pull request #157 from robofish/shiftDurationFix

Fixed shift duration calculation
Merge pull request #158 from robofish/shiftEntryFormFix

Fixed shift entry form
new markdown readme
updated git url
improved readme
renamed mysql provider to mysqli, updated system requirements, fixes #145