fix(tooltip): fix delayed tooltip display (#1156) (#1161)
fix(tooltip): fix delayed tooltip display (#1156) (#1161)


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