Bump sequencer version to 7.1.0

Update verbose and dry-run handling. Using bash ":" build-in function

Small helpapi update

sequencer/sequencer.sh

@@ -7,7 +7,7 @@
 ## Version information
 
 VERSION_REV=7
-VERSION_MAJOR=0
+VERSION_MAJOR=1
 VERSION_MINOR=0
 
 ## Start of generic script part
@@ -61,7 +61,9 @@ helpApi() {
   echo
   echo " exep \"[COMMANDLINE]\""
   echo "    See exe, but support for pipes or redirects."
-  echo "    Since the command line is given as string all apostrophes need to be esacped."
+  echo "    Important:"
+  echo "      - Shell commands cd, read, ... won't work because COMMANDLINE is started in a new shell."
+  echo "      - All apostrophes need to be esacped since the command line is given as string."
   echo
   echo " addConf <OPTIONS> <CONFIGTEXT> <CONFIGFILE>"
   echo "    Trying to write or append to a file."
@@ -97,12 +99,15 @@ helpApi() {
   echo " getReturn"
   echo "    Return last saved error code"
   echo
-  echo " endReturn [-f] [-o ERRORCODE] [MESSAGE]"
+  echo " endReturn [OPTIONS] [MESSAGE]"
   echo "    Notifys user that there was an error (previously saved by saveReturn,"
   echo "    or -o [ERRORCODE]) and asks to continue or end the sequence."
   echo "    Always exits with evaluated error code."
-  echo "      -f : force exit without user input, if error code is not 0"
-  echo "      -o : override stored error code and check ERRORCODE"
+  echo "      [OPTIONS]"
+  echo "        -f           : force exit without user input, if error code is not 0"
+  echo "        -o ERRORCODE : override stored error code and check ERRORCODE"
+  echo "      [MESSAGE]"
+  echo "        String which is displayed in the error output"
   echo
 }
 
@@ -557,10 +562,13 @@ showVersion() {
 exe() {
   local arr=("$@")
   if [ $DRY -ne 0 ] ; then
-    echo "-- ${arr[@]}"
-  elif [ $VERBOSE -eq 1 ] ; then
-    (set -x; "${arr[@]}")
-  else
+    echo -n "--"
+  fi
+  if [ $DRY -ne 0 ] || [ $VERBOSE -eq 1 ]  ; then
+    (set -x; : "${arr[@]}")
+  fi 
+  
+  if [ $DRY -eq 0 ] ; then 
     "${arr[@]}"
   fi
 }
@@ -569,9 +577,9 @@ exe() {
 # exep <COMMAND TO RUN AS STRING>
 exep() {
   if [ $DRY -ne 0 ]  ; then
-    echo "-- $1"
+    echo "--++ : $1"
   elif [ $VERBOSE -eq 1 ] ; then
-    echo "++ $1"
+    echo "++ : $1"
   fi
 
   if [ $DRY -eq 0 ] ; then