v1.16.3

ADDED:
* envs.MustEnv(), envs.MustEnvNoBlank()

UPDATED:
* dep mods, Go version

TODO

@@ -1,11 +1,57 @@
 - refactor the elevation detection stuff. I'm not terribly happy with it.
 
-- password generator utility/library
+- add generic password prompt func that takes in a `prompt []byte` param and returns `(passwd []byte, err error)`
+```
+func getPasswd(prompt []byte) (passwd []byte, err error) {
+
+        var b []byte
+        var newLnd bool
+        var origIn *term.State
+        var origOut *term.State
+        var fdIn int = int(os.Stdin.Fd())
+        var fdOut int = int(os.Stdout.Fd())
+
+        if origIn, err = term.GetState(fdIn); err != nil {
+                return
+        }
+        if origOut, err = term.GetState(fdOut); err != nil {
+                return
+        }
+        defer func() {
+                var tErr error
+
+                if !newLnd {
+                        fmt.Println()
+                }
+
+                if tErr = term.Restore(fdIn, origIn); tErr != nil {
+			return
+                }
+                if tErr = term.Restore(fdOut, origOut); tErr != nil {
+			return
+                }
+        }()
+
+	os.Stdout.Write(prompt)
+        if b, err = term.ReadPassword(fdIn); err != nil {
+                return
+        }
+        passwd = b
+        fmt.Println()
+        newLnd = true
+
+        return
+}
+```
+
+
+- password generator/hash+salter and "checksum/hash guesser" utility/library
 -- incorporate with r00t2.io/pwgen
 -- incorporate with https://github.com/tredoe/osutil ?
 -- cli flag to dump flat hashes too (https://github.com/hlandau/passlib and others soon in pwgen)
 
 - auger needs to be build-constrained to linux.
+-- (i think i fixed this)
 
 - unit tests