Added the pronunciation.txt sample file for en-US language (#488)

RichardSunMS · wolfma61 · commit 785822011777 · 2020-01-19T11:38:11.000+01:00
* Added sample data for custom speech.

* Added the readme for sample data

* Updated the git attribute files

* Added spaces for related text file

* Removed the additional space

* Added the link from home readme to sample data custome speech readme

* Updated the related text to make the sample data better for training.

* Add the pronunciation.txt file for en-US
diff --git a/sampledata/customspeech/en-US/training/pronunciation.txt b/sampledata/customspeech/en-US/training/pronunciation.txt
@@ -0,0 +1,3 @@
+﻿3CPO	three c p o
+CNTK	c n t k
+IEEE	i triple e

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+3CPO three c p o`
	`2`	`+CNTK c n t k`
	`3`	`+IEEE i triple e`