add option only demo shell version change for update version script

scripts/update-version.sh

@@ -3,6 +3,7 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 eval JS_API=true
 eval GNU=false
+eval EXEC_COMPONENT=true
 
 eval projects=( "ng2-alfresco-core"
     "ng2-alfresco-datatable"
@@ -28,6 +29,7 @@ show_help() {
     echo "Usage: update-version.sh"
     echo ""
     echo "-sj or -sjsapi  don't update js-api version"
+    echo "-demoshell execute the change version only in the demo shell "
     echo "-v or -version  version to update"
     echo "-gnu for gnu"
 }
@@ -47,6 +49,11 @@ version_change() {
     VERSION=$1
 }
 
+only_demoshell() {
+    echo "====== UPDATE Only the demo shell versions ====="
+    EXEC_COMPONENT=false
+}
+
 
 update_component_version() {
    echo "====== UPDATE PACKAGE VERSION of ${PACKAGE} to ${VERSION} version in all the package.json ======"
@@ -143,6 +150,7 @@ while [[ $1  == -* ]]; do
       -v|version) version_change $2; shift 2;;
       -sj|sjsapi) skip_js; shift;;
       -gnu) gnu_mode; shift;;
+      -demoshell) only_demoshell; shift;;
       -*) shift;;
     esac
 done
@@ -161,10 +169,11 @@ fi
 
 cd "$DIR/../"
 
-echo "====== UPDATE COMPONENTS ======"
-
 projectslength=${#projects[@]}
 
+if $EXEC_COMPONENT == true; then
+    echo "====== UPDATE COMPONENTS ======"
+
     # use for loop to read all values and indexes
     for (( i=0; i<${projectslength}; i++ ));
     do
@@ -177,6 +186,12 @@ do
        fi
     done
 
+    echo "====== UPDATE TOTAL BUILD======"
+
+    update_total_build_dependency_version
+    update_total_build_dependency_js_version
+fi
+
 echo "====== UPDATE DEMO SHELL ======"
 
 update_demo_shell_dependency_version
@@ -185,12 +200,5 @@ if $JS_API == true; then
     update_demo_shell_js_version
 fi
 
-
-echo "====== UPDATE TOTAL BUILD======"
-
-update_total_build_dependency_version
-update_total_build_dependency_js_version
-
-
 DESTDIR="$DIR/../demo-shell-ng2/"
 sed "${sedi[@]}" "s/\"version\": \"[0-9]\\.[0-9]\\.[0-9]\"/\"version\": \"${VERSION}\"/g"  ${DIR}/../demo-shell-ng2/package.json