Added lifecycle-mappings for org.eclipse.m2e to remove build errors within eclipse / Spring Source Tool Suite.
This plugin's configuration is used to store Eclipse m2e settings only. It has no influence on the Maven build itself
https://vaadin.com/forum#!/thread/3703143
Corrected XML Indent
Merge pull request #113 from GJRTimmer/sample-update

Added lifecycle-mappings for org.eclipse.m2e