[#1911] Only create the tmp dir if it doesn't already exist
[#1911] Only create the tmp dir if it doesn't already exist

leesab/irods,janiheikkinen/irods,janiheikkinen/irods,janiheikkinen/irods,PaulVanSchayck/irods,janiheikkinen/irods,janiheikkinen/irods,PaulVanSchayck/irods,janiheikkinen/irods,leesab/irods,leesab/irods,PaulVanSchayck/irods,janiheikkinen/irods,janiheikkinen/irods,leesab/irods,leesab/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,leesab/irods,leesab/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,janiheikkinen/irods