preventing search on empty string
preventing search on empty string

yohanakh/gigaspaces-wiki-jekyll,yohanakh/gigaspaces-wiki-jekyll,hagaiGS/gigaspaces-wiki-jekyll,kemiz/gigaspaces-wiki-jekyll,hagaiGS/gigaspaces-wiki-jekyll,hagaiGS/gigaspaces-wiki-jekyll,barakb/gigaspaces-wiki-jekyll,barakb/gigaspaces-wiki-jekyll,barakb/gigaspaces-wiki-jekyll,kemiz/gigaspaces-wiki-jekyll,yohanakh/gigaspaces-wiki-jekyll,hagaiGS/gigaspaces-wiki-jekyll,kemiz/gigaspaces-wiki-jekyll,yohanakh/gigaspaces-wiki-jekyll,kemiz/gigaspaces-wiki-jekyll,kemiz/gigaspaces-wiki-jekyll,barakb/gigaspaces-wiki-jekyll