fix format man-commit
@@ -8,7 +8,7 @@ docker-commit - Create a new image from a container's changes
**docker commit**
[**-a**|**--author**[=*AUTHOR*]]
[**--help**]
-[**-c**|**--change**[= []**]]
+[**-c**|**--change**[=\[*DOCKERFILE INSTRUCTIONS*\]]]
[**-m**|**--message**[=*MESSAGE*]]
[**-p**|**--pause**[=*true*]]
CONTAINER [REPOSITORY[:TAG]]
