changes for lint warnings
changes for lint warnings

oliver4u/sap-wekan,mario-orlicky/wekan,ddanssaert/wekan,nztqa/wekan,GhassenRjab/wekan,johnleeming/wekan,ddanssaert/wekan,Serubin/wekan,mario-orlicky/wekan,ddanssaert/wekan,wekan/wekan,johnleeming/wekan,wekan/wekan,nztqa/wekan,oliver4u/sap-wekan,oliver4u/WEKAN_runpartner,wekan/wekan,nztqa/wekan,wekan/wekan,Serubin/wekan,Serubin/wekan,johnleeming/wekan,GhassenRjab/wekan,jtickle/wekan,GhassenRjab/wekan,oliver4u/WEKAN_runpartner,libreboard/libreboard,oliver4u/sap-wekan,jtickle/wekan,wekan/wekan,johnleeming/wekan,libreboard/libreboard,mario-orlicky/wekan,jtickle/wekan,oliver4u/WEKAN_runpartner