epm play portproton: small fixes

play.d/portproton.sh

@@ -2,10 +2,11 @@
 
 PKGNAME=portproton
 SUPPORTEDARCHES="x86_64"
-DESCRIPTION='PortProton (from the repo if exists or from the official site)'
+DESCRIPTION='PortProton (from the repository if the package is there, or from the official site)'
 
 . $(dirname $0)/common.sh
 
+res=0
 if ! epm install portproton ; then
     PKGURL="https://github.com/Castro-Fidel/PortProton_dpkg/releases/download/portproton_1.0-2_amd64/portproton_1.0-2_amd64.deb"
     epm install $PKGURL