Update nodejs.sh

Added path corrections for zsh shell as referenced by #109
Adding support to install laravel at root folder
Tweaking Laravel Install Doc root
Adding laravel_root_folder param to Vagrantfile
Update elasticsearch.sh

Elasticsearch 1.0.0 released
added a note on dependencies
Merge branch 'develop'
Merge pull request #120 from mrdevries/patch-1

Update elasticsearch.sh
Merge pull request #47 from dbpolito/laravel_install

Adding support to install laravel at root folder
comments and changed laravel install location a bit
Merge branch 'develop'
Merge branch 'master' of github.com:fideloper/Vaprobash
Merge pull request #111 from niallobrien/patch-1

Update nodejs.sh
fixed bash syntax error for #121
Merge branch 'develop'
Update laravel.sh

Resolve syntax error with if[] then else
fixed syntax issue in laravel install script
added test for syntax checking
added travis yaml file
Merge branch 'develop'