Add tagline to common peoject meta-data

mkit.ini

@@ -9,6 +9,7 @@
 
     name = Mkit
     pkgname = mkit
+    tagline = simple install helper
 
 [lists]
 

src/include/build.sh

@@ -157,6 +157,7 @@ expand_variables() {
             done
     done
     echo "s|__MKIT_PROJ_CODENAME__|$CODENAME|;"     >> "$script"
+    echo "s|__MKIT_PROJ_TAGLINE__|$(ini 1value project:tagline)|;" >> "$script"
     echo "s|__MKIT_PROJ_VERSION__|$(get_version)|;" >> "$script"
     perl -wp "$script" || die "expand_variables failed"
     rm "$script"