Remove TryCatch::Lite depend in anste-slave
workaround because restart networking no longer works in trusty
Merge branch 'jacalvo/trusty'
improved previous workaround
Added support for global variables in test suites
Merge pull request #28 from Zentyal/jacalvo/global-vars

Added support for global variables in test suites
Allow anste-master to run multiple scripts in the same host
Remove unused constant
Use File::Copy to copy files
Use double quotes to allow spaces in the commands
Modifications to make it work in windows (WIP)
Added script to generate the bundle for the windows slaves
Setup scripts now fail when any of the commands fail
ifdown before ifup in trusty
Use IP set to eth0 in the scenario if any
Use binmode in the file handler for the put command
Added 'sikuli' test type to run sikuli tests in Windows machines
added -nodestroy option
Tests marked as setup or critical are not executed with -reuse
added more unit tests about variable values