bug fix for button label when there are no results
first steps toward #92
revert incorrect change
lazy bug fix
Merge pull request #96 from cyriltata/develop

Add run import/export within edit_run view
mode stuff
changed some logic, so that positions are preserved as relative values (the highest position in the current run is added to all position in the imported component).
added opencpu_session item which stores the URL of a openCPU call for further usage
sample implementation of two text message APIs
a bunch of incorrect usages of str_replace all around item.php
Merge branch 'hotfix/str_replace_argument_order_stupidity' into develop
dynamic auto-input fields are now posted one by one without redirect. can hence be used by following fields.
more CRLF bs