doc encrypt on change option for hide cmd

man/man1/git-secret-hide.1

@@ -27,7 +27,7 @@ It is possible to modify the names of the encrypted files by setting \fBSECRETS_
 \-v  \- verbose, shows extra information\.
 \-c  \- deletes encrypted files before creating new ones\.
 \-d  \- deletes unencrypted files after encryption\.
-\-u  \- updates/adds hash of unecrypted files to path mappings, (encrypts files on change only)\.
+\-m  \- encrypt files only when modified\.
 \-h  \- shows help\.
 .
 .fi

man/man1/git-secret-hide.1.ronn

@@ -17,7 +17,7 @@ It is possible to modify the names of the encrypted files by setting `SECRETS_EX
     -v  - verbose, shows extra information.
     -c  - deletes encrypted files before creating new ones.
     -d  - deletes unencrypted files after encryption.
-    -u  - updates/adds hash of unecrypted files to path mappings (encrypts files only on change).
+    -m  - encrypt files only when modified.
     -h  - shows help.
 
 

src/commands/git_secret_hide.sh

@@ -86,13 +86,13 @@ function hide {
 
   OPTIND=1
 
-  while getopts 'cduvh' opt; do
+  while getopts 'cdmvh' opt; do
     case "$opt" in
       c) clean=1;;
 
       d) delete=1;;
 
-      u) fsdb_update_hash=1;;
+      m) fsdb_update_hash=1;;
 
       v) verbose='v';;
 
@@ -142,7 +142,7 @@ function hide {
       # shellcheck disable=2086
       $gpg_local --use-agent --yes --trust-model=always --encrypt \
         $recipients -o "$output_path" "$input_path" > /dev/null 2>&1
-      # If -u option was provided, it will update unencrypted file hash
+      # If -m option was provided, it will update unencrypted file hash
       local key="$filename"
       local hash="$file_hash"
       # Update file hash if required in fsdb