commands: Add noChmod option to disable perm sync

Includes updates to docs.

Fixes #2749

docs/content/commands/hugo.md

@@ -44,6 +44,7 @@ hugo
   -l, --layoutDir string        filesystem path to layout directory
       --log                     Enable Logging
       --logFile string          Log File path (if set, logging enabled automatically)
+      --noChmod                 Don't sync permission mode of files
       --noTimes                 Don't sync modification time of files
       --pluralizeListTitles     Pluralize titles in lists using inflect (default true)
       --preserveTaxonomyNames   Preserve taxonomy names as written ("Gérard Depardieu" vs "gerard-depardieu")

docs/content/commands/hugo_benchmark.md

@@ -40,6 +40,7 @@ hugo benchmark
       --ignoreCache             Ignores the cache directory
   -l, --layoutDir string        filesystem path to layout directory
       --memprofile string       path/filename for the memory profile file
+      --noChmod                 Don't sync permission mode of files
       --noTimes                 Don't sync modification time of files
       --pluralizeListTitles     Pluralize titles in lists using inflect (default true)
       --preserveTaxonomyNames   Preserve taxonomy names as written ("Gérard Depardieu" vs "gerard-depardieu")

docs/content/commands/hugo_server.md

@@ -52,6 +52,7 @@ hugo server
   -l, --layoutDir string        filesystem path to layout directory
       --meminterval string      interval to poll memory usage (requires --memstats), valid time units are "ns", "us" (or "µs"), "ms", "s", "m", "h". (default "100ms")
       --memstats string         log memory usage to this file
+      --noChmod                 Don't sync permission mode of files
       --noTimes                 Don't sync modification time of files
       --pluralizeListTitles     Pluralize titles in lists using inflect (default true)
   -p, --port int                port on which the server will listen (default 1313)