Merge branch 'master' into devel

DESCRIPTION

 Package: shinyscreen
 Title: Pre-screening of Mass Spectrometry Data 
-Version: 1.3.11
+Version: 1.3.13
 Author: Todor Kondić
 Maintainer: Todor Kondić <todor.kondic@uni.lu>
 Authors@R: 

runme

@@ -10,7 +10,7 @@ if (nthreads > 1L) plan("multisession",workers=nthreads)
 library(shinyscreen)
 carg = commandArgs(trailingOnly=T)
 eo = init(metfrag_db_dir=mf_db_dir)
-if (length(carg)>1L) {
+if (length(carg)>0L) {
     if (carg[[1]]=="app") {
         app(envopts=eo,shiny_args=list(launch.browser=F,port=5432))
     } else if (carg[[1]]=="serve") {