fix clean script, remove typing folder and install rimraf if is not present

scripts/npm-clean.sh

@@ -3,6 +3,7 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 for PACKAGE in \
+  ng2-activiti-analytics \
   ng2-activiti-form \
   ng2-activiti-processlist \
   ng2-activiti-tasklist \
@@ -11,11 +12,10 @@ for PACKAGE in \
   ng2-alfresco-documentlist \
   ng2-alfresco-login \
   ng2-alfresco-search \
+  ng2-alfresco-tag \
   ng2-alfresco-upload \
   ng2-alfresco-viewer \
-  ng2-alfresco-webscript \
-  ng2-alfresco-tag \
-  ng2-activiti-analytics
+  ng2-alfresco-webscript
 do
   echo "====== clean component: ${PACKAGE} ====="
   cd "$DIR/../ng2-components/${PACKAGE}"