Implementation of Content Search & Replace

Implementation of Content Search & Replace. 
When applied licence following [1] other modules files added licence info

[1]  https://github.com/Adobe-Consulting-Services/acs-aem-tools/blob/master/CONTRIBUTING.md
@Schikkeg nope - you are find to the use the mvn license:update ... its a miss on our part not making sure the license blacklist is current.

I personally just configure my IDE to apply the licenses to all my new project files, but thats just me :)