refactoring changes from sequpgrade (endReturn, ...) and some modernizations

seqs/nextcloud.sh

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 
 # Dependency to other seqs
-# - mysql.sh (soft; Missing informational output) 
+# - mysql.sh (soft; Missing informational output)
 
 readonly toolName="nextcloud"
 localOcc=("echo" "occ not found!")
@@ -31,7 +31,7 @@ step_20() {
     return 1
   fi
   exe cd "$sc_ncInstallDir"
-  exe sudo -u www-data php "$ncInstaller" 
+  exe sudo -u www-data php "$ncInstaller"
 }
 ncInstaller="updater/updater.phar"
 
@@ -57,7 +57,7 @@ step_102() {
   if [ -z $1 ] ; then
     error -e "No database provided"
     if [ -f "${seq_origin}/mysql.sh" ] ; then
-      echo " [I] Available mysql databases:"
+      info "Available mysql databases:"
       "${seq_origin}/mysql.sh" -qq listdb
     fi
     return 1
@@ -73,7 +73,7 @@ step_102() {
   fi
 
   exe mysql -u root -D ${ncdb} -e 'delete FROM oc_bruteforce_attempts WHERE IP="'${ip}'";'
-  endReturn -o $? "Error deleting ip $ip"
+  endReturn "Error deleting ip $ip"
 }
 
 step_104_info() { echo "Reset and rescan the music library in the background for one user"; }