Fix: `test.sh` did not run if called from within `test` directory.
Fix: `test.sh` did not run if called from within `test` directory.

Solution: Get directory name from script's path, as it is done by the
other scripts.

staute/shinken_package,lets-software/shinken,rledisez/shinken,rledisez/shinken,ddurieux/alignak,naparuba/shinken,peeyush-tm/shinken,tal-nino/shinken,geektophe/shinken,rledisez/shinken,naparuba/shinken,staute/shinken_package,naparuba/shinken,tal-nino/shinken,savoirfairelinux/shinken,claneys/shinken,staute/shinken_package,savoirfairelinux/shinken,savoirfairelinux/shinken,gst/alignak,h4wkmoon/shinken,h4wkmoon/shinken,KerkhoffTechnologies/shinken,rednach/krill,rednach/krill,KerkhoffTechnologies/shinken,rledisez/shinken,gst/alignak,fpeyre/shinken,titilambert/alignak,titilambert/alignak,savoirfairelinux/shinken,rednach/krill,kaji-project/shinken,claneys/shinken,rednach/krill,staute/shinken_deb,h4wkmoon/shinken,rledisez/shinken,fpeyre/shinken,naparuba/shinken,h4wkmoon/shinken,dfranco/shinken,xorpaul/shinken,peeyush-tm/shinken,staute/shinken_deb,kaji-project/shinken,rledisez/shinken,dfranco/shinken,Aimage/shinken,kaji-project/shinken,Simage/shinken,savoirfairelinux/shinken,titilambert/alignak,mohierf/shinken,claneys/shinken,lets-software/shinken,staute/shinken_deb,dfranco/shinken,h4wkmoon/shinken,tal-nino/shinken,lets-software/shinken,ddurieux/alignak,h4wkmoon/shinken,dfranco/shinken,Simage/shinken,kaji-project/shinken,tal-nino/shinken,mohierf/shinken,titilambert/alignak,tal-nino/shinken,dfranco/shinken,dfranco/shinken,xorpaul/shinken,KerkhoffTechnologies/shinken,Alignak-monitoring/alignak,tal-nino/shinken,staute/shinken_package,ddurieux/alignak,fpeyre/shinken,Simage/shinken,rednach/krill,kaji-project/shinken,ddurieux/alignak,fpeyre/shinken,savoirfairelinux/shinken,mohierf/shinken,lets-software/shinken,KerkhoffTechnologies/shinken,claneys/shinken,mohierf/shinken,Simage/shinken,xorpaul/shinken,peeyush-tm/shinken,mohierf/shinken,xorpaul/shinken,h4wkmoon/shinken,geektophe/shinken,xorpaul/shinken,naparuba/shinken,Aimage/shinken,xorpaul/shinken,Aimage/shinken,geektophe/shinken,Alignak-monitoring/alignak,staute/shinken_deb,KerkhoffTechnologies/shinken,ddurieux/alignak,Aimage/shinken,ddurieux/alignak,xorpaul/shinken,peeyush-tm/shinken,gst/alignak,h4wkmoon/shinken,peeyush-tm/shinken,staute/shinken_deb,lets-software/shinken,Simage/shinken,xorpaul/shinken,fpeyre/shinken,KerkhoffTechnologies/shinken,gst/alignak,fpeyre/shinken,mohierf/shinken,kaji-project/shinken,geektophe/shinken,naparuba/shinken,claneys/shinken,Aimage/shinken,peeyush-tm/shinken,rednach/krill,staute/shinken_package,lets-software/shinken,Aimage/shinken,geektophe/shinken,kaji-project/shinken,staute/shinken_package,staute/shinken_deb,Simage/shinken,claneys/shinken,geektophe/shinken