pkg_strip: logging, and don't strip if nostrip file exists

puke

@@ -84,6 +84,7 @@ pkg_build() {
 }
 
 pkg_strip() {
+    log "Stripping unneeded symbols from binaries and libraries"
     find "$pkg_dir" -type f | while read -r binary; do
         case "$(file -bi "$binary")" in
             application/x-sharedlib*|application/x-pie-executable*)
@@ -160,7 +161,7 @@ args() {
             pkg_verify
             pkg_extract
             pkg_build
-            pkg_strip
+            [ ! -f nostrip ] && pkg_strip
             pkg_manifest
             pkg_tar ;;