fix tabs test to work with rc5
fix tabs test to work with rc5

Le0Michine/ng2-bootstrap,imribarr-compit/ng2-bootstrap,sublime392/ng2-bootstrap,valor-software/ngx-bootstrap,valor-software/ngx-bootstrap,BojanKogoj/ng2-bootstrap,Le0Michine/ng2-bootstrap,felixkubli/ng2-bootstrap,sublime392/ng2-bootstrap,valor-software/ngx-bootstrap,buchslava/angular2-bootstrap,BojanKogoj/ng2-bootstrap,valor-software/ng2-bootstrap,felixkubli/ng2-bootstrap,macroorganizm/ng2-bootstrap,buchslava/angular2-bootstrap,BojanKogoj/ng2-bootstrap,felixkubli/ng2-bootstrap,macroorganizm/ng2-bootstrap,valor-software/ngx-bootstrap,imribarr-compit/ng2-bootstrap,IlyaSurmay/ngx-bootstrap-versioning,valor-software/ng2-bootstrap,sublime392/ng2-bootstrap,macroorganizm/ng2-bootstrap,imribarr-compit/ng2-bootstrap,IlyaSurmay/ngx-bootstrap-versioning,erodriguezh/ngx-bootstrap,buchslava/angular2-bootstrap