update deps and moving from github.com/mvdan/sh to mvdan.cc/sh

vendor/github.com/radovskyb/watcher/README.md

@@ -8,10 +8,15 @@
 
 Events contain the `os.FileInfo` of the file or directory that the event is based on and the type of event and file or directory path.
 
+[Installation](#installation)  
+[Features](#features)  
+[Example](#example)  
+[Contributing](#contributing)  
+[Watcher Command](#command)  
+
 # Update
 Event.Path for Rename and Move events is now returned in the format of `fromPath -> toPath`
 
-
 #### Chmod event is not supported under windows.
 
 # Installation
@@ -133,6 +138,8 @@ Usage of watcher:
     	pipe event's info to command's stdin
   -recursive
     	watch folders recursively (default true)
+  -startcmd
+    	run the command when watcher starts
 ```
 
 All of the flags are optional and watcher can also be called by itself:

vendor/github.com/radovskyb/watcher/watcher.go

@@ -57,7 +57,7 @@ func (e Op) String() string {
 	return "???"
 }
 
-// An Event desribes an event that is received when files or directory
+// An Event describes an event that is received when files or directory
 // changes occur. It includes the os.FileInfo of the changed file or
 // directory and the type of event that's occurred and the full path of the file.
 type Event struct {