Merge pull request #130 from yegorich/shell-fixes

Resolve shellcheck issues

bin/freight-cache

@@ -69,6 +69,7 @@ while [ "$#" -gt 0 ]; do
 done
 
 LIB="$(cd "$(dirname "$(dirname "$0")")/lib/freight" && pwd)"
+# shellcheck source=/dev/null
 . "$LIB/conf.sh"
 
 # If `GPG_PASSPHRASE_FILE` is set the specified file should exist and be
@@ -117,7 +118,7 @@ for DIR in $DIRS; do
     # whatever it wants.
     . "$LIB/$MANAGER.sh"
     SORT="$(sort -V <"/dev/null" 2>"/dev/null" && echo "sort -V" || echo "sort")"
-    find $FIND_L "$DIR" -type "f" -printf "%P\n" 2>"/dev/null" |
+    find "$FIND_L" "$DIR" -type "f" -printf "%P\n" 2>"/dev/null" |
         eval "$SORT" |
         eval "${MANAGER}_cache" "$DIST"